diff --git a/package-lock.json b/package-lock.json
index 8d59888..0a83091 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1098,6 +1098,16 @@
       "integrity": "sha1-RqoXUftqL5PuXmibsQh9SxTGwgU=",
       "dev": true
     },
+    "bindings": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.5.0.tgz",
+      "integrity": "sha512-p2q/t/mhvuOj/UeLlV6566GD/guowlr0hHxClI0W9m7MWYkL1F0hLo+0Aexs9HSPCtR1SXQ0TD3MMKrXZajbiQ==",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "file-uri-to-path": "1.0.0"
+      }
+    },
     "body-parser": {
       "version": "1.18.2",
       "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.18.2.tgz",
@@ -1155,9 +1165,9 @@
           "dev": true
         },
         "chalk": {
-          "version": "2.4.1",
-          "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.1.tgz",
-          "integrity": "sha512-ObN6h1v2fTJSmUXoS3nMQ92LbDK9be4TV+6G+omQlGJFdcUX5heKi1LZ1YnRMIgwTLEj3E24bT6tYni50rlCfQ==",
+          "version": "2.4.2",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.2.tgz",
+          "integrity": "sha512-Mti+f9lpJNcwF4tWV8/OrTTtF1gZi+f8FqlyAdouralcFWFQWF2+NgCHShjkCb+IFBLq9buZwE1xckQU4peSuQ==",
           "dev": true,
           "requires": {
             "ansi-styles": "^3.2.1",
@@ -1166,9 +1176,9 @@
           }
         },
         "supports-color": {
-          "version": "5.4.0",
-          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.4.0.tgz",
-          "integrity": "sha512-zjaXglF5nnWpsq470jSv6P9DwPvgLkuapYmfDm3JWOm0vkNTVF2tI4UrN2r6jH1qM/uc/WtxYY1hYoA2dOKj5w==",
+          "version": "5.5.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
+          "integrity": "sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==",
           "dev": true,
           "requires": {
             "has-flag": "^3.0.0"
@@ -1303,9 +1313,9 @@
       }
     },
     "capture-stack-trace": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/capture-stack-trace/-/capture-stack-trace-1.0.0.tgz",
-      "integrity": "sha1-Sm+gc5nCa7pH8LJJa00PtAjFVQ0=",
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/capture-stack-trace/-/capture-stack-trace-1.0.1.tgz",
+      "integrity": "sha512-mYQLZnx5Qt1JgB1WEiMCf2647plpGeQ2NMR/5L0HNZzGQo4fuSPnK+wjfPnKZV0aiJDgzmWqqkV/g7JD+DW0qw==",
       "dev": true
     },
     "caseless": {
@@ -1877,12 +1887,6 @@
         "is-obj": "^1.0.0"
       }
     },
-    "duplexer": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/duplexer/-/duplexer-0.1.1.tgz",
-      "integrity": "sha1-rOb/gIwc5mtX0ev5eXessCM0z8E=",
-      "dev": true
-    },
     "duplexer3": {
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/duplexer3/-/duplexer3-0.1.4.tgz",
@@ -2029,21 +2033,6 @@
       "integrity": "sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc=",
       "dev": true
     },
-    "event-stream": {
-      "version": "3.3.4",
-      "resolved": "http://registry.npmjs.org/event-stream/-/event-stream-3.3.4.tgz",
-      "integrity": "sha1-SrTJoPWlTbkzi0w02Gv86PSzVXE=",
-      "dev": true,
-      "requires": {
-        "duplexer": "~0.1.1",
-        "from": "~0",
-        "map-stream": "~0.1.0",
-        "pause-stream": "0.0.11",
-        "split": "0.3",
-        "stream-combiner": "~0.0.4",
-        "through": "~2.3.1"
-      }
-    },
     "exec-sh": {
       "version": "0.2.2",
       "resolved": "https://registry.npmjs.org/exec-sh/-/exec-sh-0.2.2.tgz",
@@ -2254,6 +2243,13 @@
         "object-assign": "^4.1.0"
       }
     },
+    "file-uri-to-path": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/file-uri-to-path/-/file-uri-to-path-1.0.0.tgz",
+      "integrity": "sha512-0Zt+s3L7Vf1biwWZ29aARiVYLx7iMGnEUl9x33fbB/j3jR81u/O2LbqK+Bm1CDSNDKVtJ/YjwY7TUd5SkeLQLw==",
+      "dev": true,
+      "optional": true
+    },
     "filename-regex": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/filename-regex/-/filename-regex-2.0.1.tgz",
@@ -2372,12 +2368,6 @@
       "integrity": "sha1-PYyt2Q2XZWn6g1qx+OSyOhBWBac=",
       "dev": true
     },
-    "from": {
-      "version": "0.1.7",
-      "resolved": "https://registry.npmjs.org/from/-/from-0.1.7.tgz",
-      "integrity": "sha1-g8YK/Fi5xWmXAH7Rp2izqzA6RP4=",
-      "dev": true
-    },
     "fs-readdir-recursive": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/fs-readdir-recursive/-/fs-readdir-recursive-1.1.0.tgz",
@@ -3661,9 +3651,9 @@
       "dev": true
     },
     "is-retry-allowed": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/is-retry-allowed/-/is-retry-allowed-1.1.0.tgz",
-      "integrity": "sha1-EaBgVotnM5REAz0BJaYaINVk+zQ=",
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/is-retry-allowed/-/is-retry-allowed-1.2.0.tgz",
+      "integrity": "sha512-RUbUeKwvm3XG2VYamhJL1xFktgjvPzL0Hq8C+6yrWIswDy3BIXGqCxhxkc30N9jqK311gVU137K8Ei55/zVJRg==",
       "dev": true
     },
     "is-stream": {
@@ -5265,12 +5255,6 @@
       "integrity": "sha512-UejweD1pDoXu+AD825lWwp4ZGtSwgnpZxb3JDViD7StjQz+Nb/6l093lx4OQ0foGWNRoc19mWy7BzL+UAK2iVg==",
       "dev": true
     },
-    "lodash.debounce": {
-      "version": "4.0.8",
-      "resolved": "https://registry.npmjs.org/lodash.debounce/-/lodash.debounce-4.0.8.tgz",
-      "integrity": "sha1-gteb/zCmfEAF/9XiUVMArZyk168=",
-      "dev": true
-    },
     "lodash.sortby": {
       "version": "4.7.0",
       "resolved": "https://registry.npmjs.org/lodash.sortby/-/lodash.sortby-4.7.0.tgz",
@@ -5405,12 +5389,6 @@
       "integrity": "sha1-wyq9C9ZSXZsFFkW7TyasXcmKDb8=",
       "dev": true
     },
-    "map-stream": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/map-stream/-/map-stream-0.1.0.tgz",
-      "integrity": "sha1-5WqpTEyAVaFkBKBnS3jyFffI4ZQ=",
-      "dev": true
-    },
     "map-visit": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/map-visit/-/map-visit-1.0.0.tgz",
@@ -5660,21 +5638,21 @@
       }
     },
     "nodemon": {
-      "version": "1.17.3",
-      "resolved": "https://registry.npmjs.org/nodemon/-/nodemon-1.17.3.tgz",
-      "integrity": "sha512-8AtS+wA5u6qoE12LONjqOzUzxAI5ObzSw6U5LgqpaO/0y6wwId4l5dN0ZulYyYdpLZD1MbkBp7GjG1hqaoRqYg==",
+      "version": "1.19.4",
+      "resolved": "https://registry.npmjs.org/nodemon/-/nodemon-1.19.4.tgz",
+      "integrity": "sha512-VGPaqQBNk193lrJFotBU8nvWZPqEZY2eIzymy2jjY0fJ9qIsxA0sxQ8ATPl0gZC645gijYEc1jtZvpS8QWzJGQ==",
       "dev": true,
       "requires": {
-        "chokidar": "^2.0.2",
-        "debug": "^3.1.0",
+        "chokidar": "^2.1.8",
+        "debug": "^3.2.6",
         "ignore-by-default": "^1.0.1",
         "minimatch": "^3.0.4",
-        "pstree.remy": "^1.1.0",
-        "semver": "^5.5.0",
-        "supports-color": "^5.2.0",
+        "pstree.remy": "^1.1.7",
+        "semver": "^5.7.1",
+        "supports-color": "^5.5.0",
         "touch": "^3.1.0",
         "undefsafe": "^2.0.2",
-        "update-notifier": "^2.3.0"
+        "update-notifier": "^2.5.0"
       },
       "dependencies": {
         "anymatch": {
@@ -5685,6 +5663,17 @@
           "requires": {
             "micromatch": "^3.1.4",
             "normalize-path": "^2.1.1"
+          },
+          "dependencies": {
+            "normalize-path": {
+              "version": "2.1.1",
+              "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-2.1.1.tgz",
+              "integrity": "sha1-GrKLVW4Zg2Oowab35vogE3/mrtk=",
+              "dev": true,
+              "requires": {
+                "remove-trailing-separator": "^1.0.1"
+              }
+            }
           }
         },
         "arr-diff": {
@@ -5729,33 +5718,40 @@
           }
         },
         "chokidar": {
-          "version": "2.0.4",
-          "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-2.0.4.tgz",
-          "integrity": "sha512-z9n7yt9rOvIJrMhvDtDictKrkFHeihkNl6uWMmZlmL6tJtX9Cs+87oK+teBx+JIgzvbX3yZHT3eF8vpbDxHJXQ==",
+          "version": "2.1.8",
+          "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-2.1.8.tgz",
+          "integrity": "sha512-ZmZUazfOzf0Nve7duiCKD23PFSCs4JPoYyccjUFF3aQkQadqBhfzhjkwBH2mNOG9cTBwhamM37EIsIkZw3nRgg==",
           "dev": true,
           "requires": {
             "anymatch": "^2.0.0",
-            "async-each": "^1.0.0",
-            "braces": "^2.3.0",
-            "fsevents": "^1.2.2",
+            "async-each": "^1.0.1",
+            "braces": "^2.3.2",
+            "fsevents": "^1.2.7",
             "glob-parent": "^3.1.0",
-            "inherits": "^2.0.1",
+            "inherits": "^2.0.3",
             "is-binary-path": "^1.0.0",
             "is-glob": "^4.0.0",
-            "lodash.debounce": "^4.0.8",
-            "normalize-path": "^2.1.1",
+            "normalize-path": "^3.0.0",
             "path-is-absolute": "^1.0.0",
-            "readdirp": "^2.0.0",
-            "upath": "^1.0.5"
+            "readdirp": "^2.2.1",
+            "upath": "^1.1.1"
           }
         },
         "debug": {
-          "version": "3.1.0",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
-          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
+          "version": "3.2.6",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.6.tgz",
+          "integrity": "sha512-mel+jf7nrtEl5Pn1Qx46zARXKDpBbvzezse7p7LqINmdoIk8PYP5SySaxEmYv6TZ0JyEKA1hsCId6DIhgITtWQ==",
           "dev": true,
           "requires": {
-            "ms": "2.0.0"
+            "ms": "^2.1.1"
+          },
+          "dependencies": {
+            "ms": {
+              "version": "2.1.2",
+              "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+              "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+              "dev": true
+            }
           }
         },
         "expand-brackets": {
@@ -5918,6 +5914,564 @@
             }
           }
         },
+        "fsevents": {
+          "version": "1.2.11",
+          "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-1.2.11.tgz",
+          "integrity": "sha512-+ux3lx6peh0BpvY0JebGyZoiR4D+oYzdPZMKJwkZ+sFkNJzpL7tXc/wehS49gUAxg3tmMHPHZkA8JU2rhhgDHw==",
+          "dev": true,
+          "optional": true,
+          "requires": {
+            "bindings": "^1.5.0",
+            "nan": "^2.12.1",
+            "node-pre-gyp": "*"
+          },
+          "dependencies": {
+            "abbrev": {
+              "version": "1.1.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "ansi-regex": {
+              "version": "2.1.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "aproba": {
+              "version": "1.2.0",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "are-we-there-yet": {
+              "version": "1.1.5",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "delegates": "^1.0.0",
+                "readable-stream": "^2.0.6"
+              }
+            },
+            "balanced-match": {
+              "version": "1.0.0",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "brace-expansion": {
+              "version": "1.1.11",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "balanced-match": "^1.0.0",
+                "concat-map": "0.0.1"
+              }
+            },
+            "chownr": {
+              "version": "1.1.3",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "code-point-at": {
+              "version": "1.1.0",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "concat-map": {
+              "version": "0.0.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "console-control-strings": {
+              "version": "1.1.0",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "core-util-is": {
+              "version": "1.0.2",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "debug": {
+              "version": "3.2.6",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "ms": "^2.1.1"
+              }
+            },
+            "deep-extend": {
+              "version": "0.6.0",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "delegates": {
+              "version": "1.0.0",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "detect-libc": {
+              "version": "1.0.3",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "fs-minipass": {
+              "version": "1.2.7",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "minipass": "^2.6.0"
+              }
+            },
+            "fs.realpath": {
+              "version": "1.0.0",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "gauge": {
+              "version": "2.7.4",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "aproba": "^1.0.3",
+                "console-control-strings": "^1.0.0",
+                "has-unicode": "^2.0.0",
+                "object-assign": "^4.1.0",
+                "signal-exit": "^3.0.0",
+                "string-width": "^1.0.1",
+                "strip-ansi": "^3.0.1",
+                "wide-align": "^1.1.0"
+              }
+            },
+            "glob": {
+              "version": "7.1.6",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "fs.realpath": "^1.0.0",
+                "inflight": "^1.0.4",
+                "inherits": "2",
+                "minimatch": "^3.0.4",
+                "once": "^1.3.0",
+                "path-is-absolute": "^1.0.0"
+              }
+            },
+            "has-unicode": {
+              "version": "2.0.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "iconv-lite": {
+              "version": "0.4.24",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "safer-buffer": ">= 2.1.2 < 3"
+              }
+            },
+            "ignore-walk": {
+              "version": "3.0.3",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "minimatch": "^3.0.4"
+              }
+            },
+            "inflight": {
+              "version": "1.0.6",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "once": "^1.3.0",
+                "wrappy": "1"
+              }
+            },
+            "inherits": {
+              "version": "2.0.4",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "ini": {
+              "version": "1.3.5",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "is-fullwidth-code-point": {
+              "version": "1.0.0",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "number-is-nan": "^1.0.0"
+              }
+            },
+            "isarray": {
+              "version": "1.0.0",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "minimatch": {
+              "version": "3.0.4",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "brace-expansion": "^1.1.7"
+              }
+            },
+            "minimist": {
+              "version": "0.0.8",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "minipass": {
+              "version": "2.9.0",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "safe-buffer": "^5.1.2",
+                "yallist": "^3.0.0"
+              }
+            },
+            "minizlib": {
+              "version": "1.3.3",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "minipass": "^2.9.0"
+              }
+            },
+            "mkdirp": {
+              "version": "0.5.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "minimist": "0.0.8"
+              }
+            },
+            "ms": {
+              "version": "2.1.2",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "needle": {
+              "version": "2.4.0",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "debug": "^3.2.6",
+                "iconv-lite": "^0.4.4",
+                "sax": "^1.2.4"
+              }
+            },
+            "node-pre-gyp": {
+              "version": "0.14.0",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "detect-libc": "^1.0.2",
+                "mkdirp": "^0.5.1",
+                "needle": "^2.2.1",
+                "nopt": "^4.0.1",
+                "npm-packlist": "^1.1.6",
+                "npmlog": "^4.0.2",
+                "rc": "^1.2.7",
+                "rimraf": "^2.6.1",
+                "semver": "^5.3.0",
+                "tar": "^4.4.2"
+              }
+            },
+            "nopt": {
+              "version": "4.0.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "abbrev": "1",
+                "osenv": "^0.1.4"
+              }
+            },
+            "npm-bundled": {
+              "version": "1.1.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "npm-normalize-package-bin": "^1.0.1"
+              }
+            },
+            "npm-normalize-package-bin": {
+              "version": "1.0.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "npm-packlist": {
+              "version": "1.4.7",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "ignore-walk": "^3.0.1",
+                "npm-bundled": "^1.0.1"
+              }
+            },
+            "npmlog": {
+              "version": "4.1.2",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "are-we-there-yet": "~1.1.2",
+                "console-control-strings": "~1.1.0",
+                "gauge": "~2.7.3",
+                "set-blocking": "~2.0.0"
+              }
+            },
+            "number-is-nan": {
+              "version": "1.0.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "object-assign": {
+              "version": "4.1.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "once": {
+              "version": "1.4.0",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "wrappy": "1"
+              }
+            },
+            "os-homedir": {
+              "version": "1.0.2",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "os-tmpdir": {
+              "version": "1.0.2",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "osenv": {
+              "version": "0.1.5",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "os-homedir": "^1.0.0",
+                "os-tmpdir": "^1.0.0"
+              }
+            },
+            "path-is-absolute": {
+              "version": "1.0.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "process-nextick-args": {
+              "version": "2.0.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "rc": {
+              "version": "1.2.8",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "deep-extend": "^0.6.0",
+                "ini": "~1.3.0",
+                "minimist": "^1.2.0",
+                "strip-json-comments": "~2.0.1"
+              },
+              "dependencies": {
+                "minimist": {
+                  "version": "1.2.0",
+                  "bundled": true,
+                  "dev": true,
+                  "optional": true
+                }
+              }
+            },
+            "readable-stream": {
+              "version": "2.3.6",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "core-util-is": "~1.0.0",
+                "inherits": "~2.0.3",
+                "isarray": "~1.0.0",
+                "process-nextick-args": "~2.0.0",
+                "safe-buffer": "~5.1.1",
+                "string_decoder": "~1.1.1",
+                "util-deprecate": "~1.0.1"
+              }
+            },
+            "rimraf": {
+              "version": "2.7.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "glob": "^7.1.3"
+              }
+            },
+            "safe-buffer": {
+              "version": "5.1.2",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "safer-buffer": {
+              "version": "2.1.2",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "sax": {
+              "version": "1.2.4",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "semver": {
+              "version": "5.7.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "set-blocking": {
+              "version": "2.0.0",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "signal-exit": {
+              "version": "3.0.2",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "string-width": {
+              "version": "1.0.2",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "code-point-at": "^1.0.0",
+                "is-fullwidth-code-point": "^1.0.0",
+                "strip-ansi": "^3.0.0"
+              }
+            },
+            "string_decoder": {
+              "version": "1.1.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "safe-buffer": "~5.1.0"
+              }
+            },
+            "strip-ansi": {
+              "version": "3.0.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "ansi-regex": "^2.0.0"
+              }
+            },
+            "strip-json-comments": {
+              "version": "2.0.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "tar": {
+              "version": "4.4.13",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "chownr": "^1.1.1",
+                "fs-minipass": "^1.2.5",
+                "minipass": "^2.8.6",
+                "minizlib": "^1.2.1",
+                "mkdirp": "^0.5.0",
+                "safe-buffer": "^5.1.2",
+                "yallist": "^3.0.3"
+              }
+            },
+            "util-deprecate": {
+              "version": "1.0.2",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "wide-align": {
+              "version": "1.1.3",
+              "bundled": true,
+              "dev": true,
+              "optional": true,
+              "requires": {
+                "string-width": "^1.0.2 || 2"
+              }
+            },
+            "wrappy": {
+              "version": "1.0.2",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            },
+            "yallist": {
+              "version": "3.1.1",
+              "bundled": true,
+              "dev": true,
+              "optional": true
+            }
+          }
+        },
         "glob-parent": {
           "version": "3.1.0",
           "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-3.1.0.tgz",
@@ -5975,9 +6529,9 @@
           "dev": true
         },
         "is-glob": {
-          "version": "4.0.0",
-          "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-4.0.0.tgz",
-          "integrity": "sha1-lSHHaEXMJhCoUgPd8ICpWML/q8A=",
+          "version": "4.0.1",
+          "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-4.0.1.tgz",
+          "integrity": "sha512-5G0tKtBTFImOqDnLB2hG6Bp2qcKEFduo4tZu9MT/H6NQv/ghhy30o55ufafxJ/LdH79LLs2Kfrn85TLKyA7BUg==",
           "dev": true,
           "requires": {
             "is-extglob": "^2.1.1"
@@ -6010,9 +6564,9 @@
           "dev": true
         },
         "kind-of": {
-          "version": "6.0.2",
-          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-6.0.2.tgz",
-          "integrity": "sha512-s5kLOcnH0XqDO+FvuaLX8DDjZ18CGFk7VygH40QoKPUQhW4e2rvM0rwUq0t8IQDOwYSeLK01U90OjzBTme2QqA==",
+          "version": "6.0.3",
+          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-6.0.3.tgz",
+          "integrity": "sha512-dcS1ul+9tmeD95T+x28/ehLgd9mENa3LsvDTtzm3vyBEO7RPptvAD+t44WVXaUjTBRcrpFeFlC8WCruUR456hw==",
           "dev": true
         },
         "micromatch": {
@@ -6036,10 +6590,40 @@
             "to-regex": "^3.0.2"
           }
         },
+        "nan": {
+          "version": "2.14.0",
+          "resolved": "https://registry.npmjs.org/nan/-/nan-2.14.0.tgz",
+          "integrity": "sha512-INOFj37C7k3AfaNTtX8RhsTw7qRy7eLET14cROi9+5HAVbbHuIWUHEauBv5qT4Av2tWasiTY1Jw6puUNqRJXQg==",
+          "dev": true,
+          "optional": true
+        },
+        "normalize-path": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-3.0.0.tgz",
+          "integrity": "sha512-6eZs5Ls3WtCisHWp9S2GUy8dqkpGi4BVSz3GaqiE6ezub0512ESztXUwUB6C6IKbQkY2Pnb/mD4WYojCRwcwLA==",
+          "dev": true
+        },
+        "readdirp": {
+          "version": "2.2.1",
+          "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-2.2.1.tgz",
+          "integrity": "sha512-1JU/8q+VgFZyxwrJ+SVIOsh+KywWGpds3NTqikiKpDMZWScmAYyKIgqkO+ARvNWJfXeXR1zxz7aHF4u4CyH6vQ==",
+          "dev": true,
+          "requires": {
+            "graceful-fs": "^4.1.11",
+            "micromatch": "^3.1.10",
+            "readable-stream": "^2.0.2"
+          }
+        },
+        "semver": {
+          "version": "5.7.1",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
+          "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==",
+          "dev": true
+        },
         "supports-color": {
-          "version": "5.4.0",
-          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.4.0.tgz",
-          "integrity": "sha512-zjaXglF5nnWpsq470jSv6P9DwPvgLkuapYmfDm3JWOm0vkNTVF2tI4UrN2r6jH1qM/uc/WtxYY1hYoA2dOKj5w==",
+          "version": "5.5.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
+          "integrity": "sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==",
           "dev": true,
           "requires": {
             "has-flag": "^3.0.0"
@@ -6460,15 +7044,6 @@
         "pinkie-promise": "^2.0.0"
       }
     },
-    "pause-stream": {
-      "version": "0.0.11",
-      "resolved": "https://registry.npmjs.org/pause-stream/-/pause-stream-0.0.11.tgz",
-      "integrity": "sha1-/lo0sMvOErWqaitAPuLnO2AvFEU=",
-      "dev": true,
-      "requires": {
-        "through": "~2.3"
-      }
-    },
     "performance-now": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz",
@@ -6599,15 +7174,6 @@
         "ipaddr.js": "1.6.0"
       }
     },
-    "ps-tree": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/ps-tree/-/ps-tree-1.1.0.tgz",
-      "integrity": "sha1-tCGyQUDWID8e08dplrRCewjowBQ=",
-      "dev": true,
-      "requires": {
-        "event-stream": "~3.3.0"
-      }
-    },
     "pseudomap": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/pseudomap/-/pseudomap-1.0.2.tgz",
@@ -6615,13 +7181,10 @@
       "dev": true
     },
     "pstree.remy": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/pstree.remy/-/pstree.remy-1.1.0.tgz",
-      "integrity": "sha512-q5I5vLRMVtdWa8n/3UEzZX7Lfghzrg9eG2IKk2ENLSofKRCXVqMvMUHxCKgXNaqH/8ebhBxrqftHWnyTFweJ5Q==",
-      "dev": true,
-      "requires": {
-        "ps-tree": "^1.1.0"
-      }
+      "version": "1.1.7",
+      "resolved": "https://registry.npmjs.org/pstree.remy/-/pstree.remy-1.1.7.tgz",
+      "integrity": "sha512-xsMgrUwRpuGskEzBFkH8NmTimbZ5PcPup0LA8JJkHIm2IMUbQcpo3yeLNWVrufEYjh8YwtSVh0xz6UeWc5Oh5A==",
+      "dev": true
     },
     "punycode": {
       "version": "1.4.1",
@@ -6786,6 +7349,7 @@
       "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-2.1.0.tgz",
       "integrity": "sha1-TtCtBg3zBzMAxIRANz9y0cxkLXg=",
       "dev": true,
+      "optional": true,
       "requires": {
         "graceful-fs": "^4.1.2",
         "minimatch": "^3.0.2",
@@ -6856,9 +7420,9 @@
       }
     },
     "registry-auth-token": {
-      "version": "3.3.2",
-      "resolved": "https://registry.npmjs.org/registry-auth-token/-/registry-auth-token-3.3.2.tgz",
-      "integrity": "sha512-JL39c60XlzCVgNrO+qq68FoNb56w/m7JYvGR2jT5iR1xBrUA3Mfx5Twk5rqTThPmQKMWydGmq8oFtDlxfrmxnQ==",
+      "version": "3.4.0",
+      "resolved": "https://registry.npmjs.org/registry-auth-token/-/registry-auth-token-3.4.0.tgz",
+      "integrity": "sha512-4LM6Fw8eBQdwMYcES4yTnn2TqIasbXuwDx3um+QRs7S55aMKCBKBxvPXl2RiUjHwuJLTyYfxSpmfSAjQpcuP+A==",
       "dev": true,
       "requires": {
         "rc": "^1.1.6",
@@ -7475,7 +8039,8 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/set-immediate-shim/-/set-immediate-shim-1.0.1.tgz",
       "integrity": "sha1-SysbJ+uAip+NzEgaWOXlb1mfP2E=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "set-value": {
       "version": "2.0.0",
@@ -7719,15 +8284,6 @@
       "integrity": "sha512-2+EPwgbnmOIl8HjGBXXMd9NAu02vLjOO1nWw4kmeRDFyHn+M/ETfHxQUK0oXg8ctgVnl9t3rosNVsZ1jG61nDA==",
       "dev": true
     },
-    "split": {
-      "version": "0.3.3",
-      "resolved": "https://registry.npmjs.org/split/-/split-0.3.3.tgz",
-      "integrity": "sha1-zQ7qXmOiEd//frDwkcQTPi0N0o8=",
-      "dev": true,
-      "requires": {
-        "through": "2"
-      }
-    },
     "split-string": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/split-string/-/split-string-3.1.0.tgz",
@@ -7805,15 +8361,6 @@
       "integrity": "sha1-NbCYdbT/SfJqd35QmzCQoyJr8ks=",
       "dev": true
     },
-    "stream-combiner": {
-      "version": "0.0.4",
-      "resolved": "https://registry.npmjs.org/stream-combiner/-/stream-combiner-0.0.4.tgz",
-      "integrity": "sha1-TV5DPBhSYd3mI8o/RMWGvPXErRQ=",
-      "dev": true,
-      "requires": {
-        "duplexer": "~0.1.1"
-      }
-    },
     "stream-to-observable": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/stream-to-observable/-/stream-to-observable-0.2.0.tgz",
@@ -8258,12 +8805,6 @@
       "integrity": "sha1-iQN8vJLFarGJJua6TLsgDhVnKmo=",
       "dev": true
     },
-    "through": {
-      "version": "2.3.8",
-      "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
-      "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU=",
-      "dev": true
-    },
     "timed-out": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/timed-out/-/timed-out-4.0.1.tgz",
@@ -8546,9 +9087,9 @@
       "dev": true
     },
     "upath": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/upath/-/upath-1.1.0.tgz",
-      "integrity": "sha512-bzpH/oBhoS/QI/YtbkqCg6VEiPYjSZtrHQM6/QnJS6OL9pKUFLqb3aFh4Scvwm45+7iAgiMkLhSbaZxUqmrprw==",
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/upath/-/upath-1.2.0.tgz",
+      "integrity": "sha512-aZwGpamFO61g3OlfT7OQCHqhGnW43ieH9WZeP7QxN/G/jS4jfqUkZxoryvJgVPEcrl5NL/ggHsSmLMHuH64Lhg==",
       "dev": true
     },
     "update-notifier": {
@@ -8579,9 +9120,9 @@
           }
         },
         "chalk": {
-          "version": "2.4.1",
-          "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.1.tgz",
-          "integrity": "sha512-ObN6h1v2fTJSmUXoS3nMQ92LbDK9be4TV+6G+omQlGJFdcUX5heKi1LZ1YnRMIgwTLEj3E24bT6tYni50rlCfQ==",
+          "version": "2.4.2",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.2.tgz",
+          "integrity": "sha512-Mti+f9lpJNcwF4tWV8/OrTTtF1gZi+f8FqlyAdouralcFWFQWF2+NgCHShjkCb+IFBLq9buZwE1xckQU4peSuQ==",
           "dev": true,
           "requires": {
             "ansi-styles": "^3.2.1",
@@ -8590,9 +9131,9 @@
           }
         },
         "supports-color": {
-          "version": "5.4.0",
-          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.4.0.tgz",
-          "integrity": "sha512-zjaXglF5nnWpsq470jSv6P9DwPvgLkuapYmfDm3JWOm0vkNTVF2tI4UrN2r6jH1qM/uc/WtxYY1hYoA2dOKj5w==",
+          "version": "5.5.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
+          "integrity": "sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==",
           "dev": true,
           "requires": {
             "has-flag": "^3.0.0"
@@ -8786,9 +9327,9 @@
       "dev": true
     },
     "widest-line": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/widest-line/-/widest-line-2.0.0.tgz",
-      "integrity": "sha1-AUKk6KJD+IgsAjOqDgKBqnYVInM=",
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/widest-line/-/widest-line-2.0.1.tgz",
+      "integrity": "sha512-Ba5m9/Fa4Xt9eb2ELXt77JxVDV8w7qQrH0zS/TWSJdLyAwQjWoOzpzj5lwVftDz6n/EOu3tNACS84v509qwnJA==",
       "dev": true,
       "requires": {
         "string-width": "^2.1.1"
diff --git a/package.json b/package.json
index c26cf75..1564c98 100644
--- a/package.json
+++ b/package.json
@@ -59,7 +59,7 @@
     "husky": "0.14.3",
     "jest": "22.4.3",
     "lint-staged": "7.0.4",
-    "nodemon": "1.17.3",
+    "nodemon": "1.19.4",
     "opentracing": "0.14.3",
     "prettier": "1.12.0",
     "zipkin": "0.10.1",
diff --git a/yarn.lock b/yarn.lock
index 2bb383c..36c18ff 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -208,6 +208,10 @@ async-each@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/async-each/-/async-each-1.0.1.tgz#19d386a1d9edc6e7c1c85d388aedbcc56d33602d"
 
+async-each@^1.0.1:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/async-each/-/async-each-1.0.3.tgz#b727dbf87d7651602f06f4d4ac387f47d91b0cbf"
+
 async-limiter@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/async-limiter/-/async-limiter-1.0.0.tgz#78faed8c3d074ab81f22b4e985d79e8738f720f8"
@@ -789,6 +793,12 @@ binary-extensions@^1.0.0:
   version "1.10.0"
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-1.10.0.tgz#9aeb9a6c5e88638aad171e167f5900abe24835d0"
 
+bindings@^1.5.0:
+  version "1.5.0"
+  resolved "https://registry.yarnpkg.com/bindings/-/bindings-1.5.0.tgz#10353c9e945334bc0511a6d90b38fbc7c9c504df"
+  dependencies:
+    file-uri-to-path "1.0.0"
+
 block-stream@*:
   version "0.0.9"
   resolved "https://registry.yarnpkg.com/block-stream/-/block-stream-0.0.9.tgz#13ebfe778a03205cfe03751481ebb4b3300c126a"
@@ -855,7 +865,7 @@ braces@^1.8.2:
     preserve "^0.2.0"
     repeat-element "^1.1.2"
 
-braces@^2.3.0, braces@^2.3.1:
+braces@^2.3.1:
   version "2.3.1"
   resolved "https://registry.yarnpkg.com/braces/-/braces-2.3.1.tgz#7086c913b4e5a08dbe37ac0ee6a2500c4ba691bb"
   dependencies:
@@ -872,6 +882,21 @@ braces@^2.3.0, braces@^2.3.1:
     split-string "^3.0.2"
     to-regex "^3.0.1"
 
+braces@^2.3.2:
+  version "2.3.2"
+  resolved "https://registry.yarnpkg.com/braces/-/braces-2.3.2.tgz#5979fd3f14cd531565e5fa2df1abfff1dfaee729"
+  dependencies:
+    arr-flatten "^1.1.0"
+    array-unique "^0.3.2"
+    extend-shallow "^2.0.1"
+    fill-range "^4.0.0"
+    isobject "^3.0.1"
+    repeat-element "^1.1.2"
+    snapdragon "^0.8.1"
+    snapdragon-node "^2.0.1"
+    split-string "^3.0.2"
+    to-regex "^3.0.1"
+
 browser-process-hrtime@^0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/browser-process-hrtime/-/browser-process-hrtime-0.1.2.tgz#425d68a58d3447f02a04aa894187fce8af8b7b8e"
@@ -989,23 +1014,27 @@ chokidar@^1.6.1:
   optionalDependencies:
     fsevents "^1.0.0"
 
-chokidar@^2.0.2:
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-2.0.2.tgz#4dc65139eeb2714977735b6a35d06e97b494dfd7"
+chokidar@^2.1.8:
+  version "2.1.8"
+  resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-2.1.8.tgz#804b3a7b6a99358c3c5c61e71d8728f041cff917"
   dependencies:
     anymatch "^2.0.0"
-    async-each "^1.0.0"
-    braces "^2.3.0"
+    async-each "^1.0.1"
+    braces "^2.3.2"
     glob-parent "^3.1.0"
-    inherits "^2.0.1"
+    inherits "^2.0.3"
     is-binary-path "^1.0.0"
     is-glob "^4.0.0"
-    normalize-path "^2.1.1"
+    normalize-path "^3.0.0"
     path-is-absolute "^1.0.0"
-    readdirp "^2.0.0"
-    upath "^1.0.0"
+    readdirp "^2.2.1"
+    upath "^1.1.1"
   optionalDependencies:
-    fsevents "^1.0.0"
+    fsevents "^1.2.7"
+
+chownr@^1.1.1:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/chownr/-/chownr-1.1.3.tgz#42d837d5239688d55f303003a508230fa6727142"
 
 ci-info@^1.0.0:
   version "1.1.1"
@@ -1236,6 +1265,12 @@ debug@^3.1.0:
   dependencies:
     ms "2.0.0"
 
+debug@^3.2.6:
+  version "3.2.6"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-3.2.6.tgz#e83d17de16d8a7efb7717edbe5fb10135eee629b"
+  dependencies:
+    ms "^2.1.1"
+
 decamelize@^1.0.0, decamelize@^1.1.1:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/decamelize/-/decamelize-1.2.0.tgz#f6534d15148269b20352e7bee26f501f9a191290"
@@ -1248,6 +1283,10 @@ dedent@^0.7.0:
   version "0.7.0"
   resolved "https://registry.yarnpkg.com/dedent/-/dedent-0.7.0.tgz#2495ddbaf6eb874abb0e1be9df22d2e5a544326c"
 
+deep-extend@^0.6.0:
+  version "0.6.0"
+  resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.6.0.tgz#c4fa7c95404a17a9c3e8ca7e1537312b736330ac"
+
 deep-extend@~0.4.0:
   version "0.4.2"
   resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.4.2.tgz#48b699c27e334bf89f10892be432f6e4c7d34a7f"
@@ -1314,6 +1353,10 @@ detect-indent@^4.0.0:
   dependencies:
     repeating "^2.0.0"
 
+detect-libc@^1.0.2:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/detect-libc/-/detect-libc-1.0.3.tgz#fa137c4bd698edf55cd5cd02ac559f91a4c4ba9b"
+
 detect-newline@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/detect-newline/-/detect-newline-2.1.0.tgz#f41f1c10be4b00e87b5f13da680759f2c5bfd3e2"
@@ -1338,10 +1381,6 @@ duplexer3@^0.1.4:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/duplexer3/-/duplexer3-0.1.4.tgz#ee01dd1cac0ed3cbc7fdbea37dc0a8f1ce002ce2"
 
-duplexer@~0.1.1:
-  version "0.1.1"
-  resolved "https://registry.yarnpkg.com/duplexer/-/duplexer-0.1.1.tgz#ace6ff808c1ce66b57d1ebf97977acb02334cfc1"
-
 ecc-jsbn@~0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/ecc-jsbn/-/ecc-jsbn-0.1.1.tgz#0fc73a9ed5f0d53c38193398523ef7e543777505"
@@ -1433,18 +1472,6 @@ etag@~1.8.1:
   version "1.8.1"
   resolved "https://registry.yarnpkg.com/etag/-/etag-1.8.1.tgz#41ae2eeb65efa62268aebfea83ac7d79299b0887"
 
-event-stream@~3.3.0:
-  version "3.3.4"
-  resolved "https://registry.yarnpkg.com/event-stream/-/event-stream-3.3.4.tgz#4ab4c9a0f5a54db9338b4c34d86bfce8f4b35571"
-  dependencies:
-    duplexer "~0.1.1"
-    from "~0"
-    map-stream "~0.1.0"
-    pause-stream "0.0.11"
-    split "0.3"
-    stream-combiner "~0.0.4"
-    through "~2.3.1"
-
 exec-sh@^0.2.0:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/exec-sh/-/exec-sh-0.2.1.tgz#163b98a6e89e6b65b47c2a28d215bc1f63989c38"
@@ -1629,6 +1656,10 @@ figures@^1.7.0:
     escape-string-regexp "^1.0.5"
     object-assign "^4.1.0"
 
+file-uri-to-path@1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/file-uri-to-path/-/file-uri-to-path-1.0.0.tgz#553a7b8446ff6f684359c445f1e37a05dacc33dd"
+
 filename-regex@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/filename-regex/-/filename-regex-2.0.1.tgz#c1c4b9bee3e09725ddb106b75c1e301fe2f18b26"
@@ -1736,9 +1767,11 @@ fresh@0.5.2:
   version "0.5.2"
   resolved "https://registry.yarnpkg.com/fresh/-/fresh-0.5.2.tgz#3d8cadd90d976569fa835ab1f8e4b23a105605a7"
 
-from@~0:
-  version "0.1.7"
-  resolved "https://registry.yarnpkg.com/from/-/from-0.1.7.tgz#83c60afc58b9c56997007ed1a768b3ab303a44fe"
+fs-minipass@^1.2.5:
+  version "1.2.7"
+  resolved "https://registry.yarnpkg.com/fs-minipass/-/fs-minipass-1.2.7.tgz#ccff8570841e7fe4265693da88936c55aed7f7c7"
+  dependencies:
+    minipass "^2.6.0"
 
 fs-readdir-recursive@^1.0.0:
   version "1.0.0"
@@ -1755,6 +1788,14 @@ fsevents@^1.0.0, fsevents@^1.1.1:
     nan "^2.3.0"
     node-pre-gyp "^0.6.36"
 
+fsevents@^1.2.7:
+  version "1.2.11"
+  resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-1.2.11.tgz#67bf57f4758f02ede88fb2a1712fef4d15358be3"
+  dependencies:
+    bindings "^1.5.0"
+    nan "^2.12.1"
+    node-pre-gyp "*"
+
 fstream-ignore@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/fstream-ignore/-/fstream-ignore-1.0.5.tgz#9c31dae34767018fe1d249b24dada67d092da105"
@@ -2043,10 +2084,22 @@ iconv-lite@0.4.19, iconv-lite@~0.4.13:
   version "0.4.19"
   resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.19.tgz#f7468f60135f5e5dad3399c0a81be9a1603a082b"
 
+iconv-lite@^0.4.4:
+  version "0.4.24"
+  resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.24.tgz#2022b4b25fbddc21d2f524974a474aafe733908b"
+  dependencies:
+    safer-buffer ">= 2.1.2 < 3"
+
 ignore-by-default@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/ignore-by-default/-/ignore-by-default-1.0.1.tgz#48ca6d72f6c6a3af00a9ad4ae6876be3889e2b09"
 
+ignore-walk@^3.0.1:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/ignore-walk/-/ignore-walk-3.0.3.tgz#017e2447184bfeade7c238e4aefdd1e8f95b1e37"
+  dependencies:
+    minimatch "^3.0.4"
+
 import-lazy@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/import-lazy/-/import-lazy-2.1.0.tgz#05698e3d45c88e8d7e9d92cb0584e77f096f3e43"
@@ -2083,6 +2136,10 @@ inherits@2, inherits@2.0.3, inherits@^2.0.1, inherits@~2.0.0, inherits@~2.0.3:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
 
+inherits@^2.0.3:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
+
 ini@^1.3.4, ini@~1.3.0:
   version "1.3.4"
   resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.4.tgz#0537cb79daf59b59a1a517dff706c86ec039162e"
@@ -3082,26 +3139,10 @@ locate-path@^2.0.0:
     p-locate "^2.0.0"
     path-exists "^3.0.0"
 
-lodash.endswith@^4.2.1:
-  version "4.2.1"
-  resolved "https://registry.yarnpkg.com/lodash.endswith/-/lodash.endswith-4.2.1.tgz#fed59ac1738ed3e236edd7064ec456448b37bc09"
-
-lodash.isfunction@^3.0.8:
-  version "3.0.9"
-  resolved "https://registry.yarnpkg.com/lodash.isfunction/-/lodash.isfunction-3.0.9.tgz#06de25df4db327ac931981d1bdb067e5af68d051"
-
-lodash.isstring@^4.0.1:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/lodash.isstring/-/lodash.isstring-4.0.1.tgz#d527dfb5456eca7cc9bb95d5daeaf88ba54a5451"
-
 lodash.sortby@^4.7.0:
   version "4.7.0"
   resolved "https://registry.yarnpkg.com/lodash.sortby/-/lodash.sortby-4.7.0.tgz#edd14c824e2cc9c1e0b0a1b42bb5210516a42438"
 
-lodash.startswith@^4.2.1:
-  version "4.2.1"
-  resolved "https://registry.yarnpkg.com/lodash.startswith/-/lodash.startswith-4.2.1.tgz#c598c4adce188a27e53145731cdc6c0e7177600c"
-
 lodash@^4.13.1, lodash@^4.17.5:
   version "4.17.5"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.5.tgz#99a92d65c0272debe8c96b6057bc8fbfa3bed511"
@@ -3170,10 +3211,6 @@ map-cache@^0.2.2:
   version "0.2.2"
   resolved "https://registry.yarnpkg.com/map-cache/-/map-cache-0.2.2.tgz#c32abd0bd6525d9b051645bb4f26ac5dc98a0dbf"
 
-map-stream@~0.1.0:
-  version "0.1.0"
-  resolved "https://registry.yarnpkg.com/map-stream/-/map-stream-0.1.0.tgz#e56aa94c4c8055a16404a0674b78f215f7c8e194"
-
 map-visit@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/map-visit/-/map-visit-1.0.0.tgz#ecdca8f13144e660f1b5bd41f12f3479d98dfb8f"
@@ -3226,6 +3263,24 @@ micromatch@^2.1.5, micromatch@^2.3.11:
     parse-glob "^3.0.4"
     regex-cache "^0.4.2"
 
+micromatch@^3.1.10:
+  version "3.1.10"
+  resolved "https://registry.yarnpkg.com/micromatch/-/micromatch-3.1.10.tgz#70859bc95c9840952f359a068a3fc49f9ecfac23"
+  dependencies:
+    arr-diff "^4.0.0"
+    array-unique "^0.3.2"
+    braces "^2.3.1"
+    define-property "^2.0.2"
+    extend-shallow "^3.0.2"
+    extglob "^2.0.4"
+    fragment-cache "^0.2.1"
+    kind-of "^6.0.2"
+    nanomatch "^1.2.9"
+    object.pick "^1.3.0"
+    regex-not "^1.0.0"
+    snapdragon "^0.8.1"
+    to-regex "^3.0.2"
+
 micromatch@^3.1.4, micromatch@^3.1.8:
   version "3.1.8"
   resolved "https://registry.yarnpkg.com/micromatch/-/micromatch-3.1.8.tgz#5c8caa008de588eebb395e8c0ad12c128f25fff1"
@@ -3286,6 +3341,19 @@ minimist@^1.1.1, minimist@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
 
+minipass@^2.6.0, minipass@^2.8.6, minipass@^2.9.0:
+  version "2.9.0"
+  resolved "https://registry.yarnpkg.com/minipass/-/minipass-2.9.0.tgz#e713762e7d3e32fed803115cf93e04bca9fcc9a6"
+  dependencies:
+    safe-buffer "^5.1.2"
+    yallist "^3.0.0"
+
+minizlib@^1.2.1:
+  version "1.3.3"
+  resolved "https://registry.yarnpkg.com/minizlib/-/minizlib-1.3.3.tgz#2290de96818a34c29551c8a8d301216bd65a861d"
+  dependencies:
+    minipass "^2.9.0"
+
 mixin-deep@^1.2.0:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/mixin-deep/-/mixin-deep-1.3.1.tgz#a49e7268dce1a0d9698e45326c5626df3543d0fe"
@@ -3293,7 +3361,7 @@ mixin-deep@^1.2.0:
     for-in "^1.0.2"
     is-extendable "^1.0.1"
 
-"mkdirp@>=0.5 0", mkdirp@^0.5.1:
+"mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
   dependencies:
@@ -3303,6 +3371,14 @@ ms@2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
 
+ms@^2.1.1:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.2.tgz#d09d1f357b443f493382a8eb3ccd183872ae6009"
+
+nan@^2.12.1:
+  version "2.14.0"
+  resolved "https://registry.yarnpkg.com/nan/-/nan-2.14.0.tgz#7818f722027b2459a86f0295d434d1fc2336c52c"
+
 nan@^2.3.0:
   version "2.7.0"
   resolved "https://registry.yarnpkg.com/nan/-/nan-2.7.0.tgz#d95bf721ec877e08db276ed3fc6eb78f9083ad46"
@@ -3328,6 +3404,14 @@ natural-compare@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
 
+needle@^2.2.1:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/needle/-/needle-2.4.0.tgz#6833e74975c444642590e15a750288c5f939b57c"
+  dependencies:
+    debug "^3.2.6"
+    iconv-lite "^0.4.4"
+    sax "^1.2.4"
+
 negotiator@0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/negotiator/-/negotiator-0.6.1.tgz#2b327184e8992101177b28563fb5e7102acd0ca9"
@@ -3356,6 +3440,21 @@ node-notifier@^5.2.1:
     shellwords "^0.1.1"
     which "^1.3.0"
 
+node-pre-gyp@*:
+  version "0.14.0"
+  resolved "https://registry.yarnpkg.com/node-pre-gyp/-/node-pre-gyp-0.14.0.tgz#9a0596533b877289bcad4e143982ca3d904ddc83"
+  dependencies:
+    detect-libc "^1.0.2"
+    mkdirp "^0.5.1"
+    needle "^2.2.1"
+    nopt "^4.0.1"
+    npm-packlist "^1.1.6"
+    npmlog "^4.0.2"
+    rc "^1.2.7"
+    rimraf "^2.6.1"
+    semver "^5.3.0"
+    tar "^4.4.2"
+
 node-pre-gyp@^0.6.36:
   version "0.6.38"
   resolved "https://registry.yarnpkg.com/node-pre-gyp/-/node-pre-gyp-0.6.38.tgz#e92a20f83416415bb4086f6d1fb78b3da73d113d"
@@ -3371,20 +3470,20 @@ node-pre-gyp@^0.6.36:
     tar "^2.2.1"
     tar-pack "^3.4.0"
 
-nodemon@1.17.3:
-  version "1.17.3"
-  resolved "https://registry.yarnpkg.com/nodemon/-/nodemon-1.17.3.tgz#3b0bbc2ee05ccb43b1aef15ba05c63c7bc9b8530"
+nodemon@1.19.4:
+  version "1.19.4"
+  resolved "https://registry.yarnpkg.com/nodemon/-/nodemon-1.19.4.tgz#56db5c607408e0fdf8920d2b444819af1aae0971"
   dependencies:
-    chokidar "^2.0.2"
-    debug "^3.1.0"
+    chokidar "^2.1.8"
+    debug "^3.2.6"
     ignore-by-default "^1.0.1"
     minimatch "^3.0.4"
-    pstree.remy "^1.1.0"
-    semver "^5.5.0"
-    supports-color "^5.2.0"
+    pstree.remy "^1.1.7"
+    semver "^5.7.1"
+    supports-color "^5.5.0"
     touch "^3.1.0"
     undefsafe "^2.0.2"
-    update-notifier "^2.3.0"
+    update-notifier "^2.5.0"
 
 nopt@^4.0.1:
   version "4.0.1"
@@ -3418,6 +3517,28 @@ normalize-path@^2.0.0, normalize-path@^2.0.1, normalize-path@^2.1.1:
   dependencies:
     remove-trailing-separator "^1.0.1"
 
+normalize-path@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/normalize-path/-/normalize-path-3.0.0.tgz#0dcd69ff23a1c9b11fd0978316644a0388216a65"
+
+npm-bundled@^1.0.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/npm-bundled/-/npm-bundled-1.1.1.tgz#1edd570865a94cdb1bc8220775e29466c9fb234b"
+  dependencies:
+    npm-normalize-package-bin "^1.0.1"
+
+npm-normalize-package-bin@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/npm-normalize-package-bin/-/npm-normalize-package-bin-1.0.1.tgz#6e79a41f23fd235c0623218228da7d9c23b8f6e2"
+
+npm-packlist@^1.1.6:
+  version "1.4.8"
+  resolved "https://registry.yarnpkg.com/npm-packlist/-/npm-packlist-1.4.8.tgz#56ee6cc135b9f98ad3d51c1c95da22bbb9b2ef3e"
+  dependencies:
+    ignore-walk "^3.0.1"
+    npm-bundled "^1.0.1"
+    npm-normalize-package-bin "^1.0.1"
+
 npm-path@^2.0.2:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/npm-path/-/npm-path-2.0.3.tgz#15cff4e1c89a38da77f56f6055b24f975dfb2bbe"
@@ -3682,12 +3803,6 @@ path-type@^1.0.0:
     pify "^2.0.0"
     pinkie-promise "^2.0.0"
 
-pause-stream@0.0.11:
-  version "0.0.11"
-  resolved "https://registry.yarnpkg.com/pause-stream/-/pause-stream-0.0.11.tgz#fe5a34b0cbce12b5aa6a2b403ee2e73b602f1445"
-  dependencies:
-    through "~2.3"
-
 performance-now@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-0.2.0.tgz#33ef30c5c77d4ea21c5a53869d91b56d8f2555e5"
@@ -3781,21 +3896,13 @@ proxy-addr@~2.0.3:
     forwarded "~0.1.2"
     ipaddr.js "1.6.0"
 
-ps-tree@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/ps-tree/-/ps-tree-1.1.0.tgz#b421b24140d6203f1ed3c76996b4427b08e8c014"
-  dependencies:
-    event-stream "~3.3.0"
-
 pseudomap@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/pseudomap/-/pseudomap-1.0.2.tgz#f052a28da70e618917ef0a8ac34c1ae5a68286b3"
 
-pstree.remy@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/pstree.remy/-/pstree.remy-1.1.0.tgz#f2af27265bd3e5b32bbfcc10e80bac55ba78688b"
-  dependencies:
-    ps-tree "^1.1.0"
+pstree.remy@^1.1.7:
+  version "1.1.7"
+  resolved "https://registry.yarnpkg.com/pstree.remy/-/pstree.remy-1.1.7.tgz#c76963a28047ed61542dc361aa26ee55a7fa15f3"
 
 punycode@^1.4.1:
   version "1.4.1"
@@ -3842,6 +3949,15 @@ rc@^1.0.1, rc@^1.1.6, rc@^1.1.7:
     minimist "^1.2.0"
     strip-json-comments "~2.0.1"
 
+rc@^1.2.7:
+  version "1.2.8"
+  resolved "https://registry.yarnpkg.com/rc/-/rc-1.2.8.tgz#cd924bf5200a075b83c188cd6b9e211b7fc0d3ed"
+  dependencies:
+    deep-extend "^0.6.0"
+    ini "~1.3.0"
+    minimist "^1.2.0"
+    strip-json-comments "~2.0.1"
+
 read-pkg-up@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/read-pkg-up/-/read-pkg-up-1.0.1.tgz#9d63c13276c065918d57f002a57f40a1b643fb02"
@@ -3890,6 +4006,14 @@ readdirp@^2.0.0:
     readable-stream "^2.0.2"
     set-immediate-shim "^1.0.1"
 
+readdirp@^2.2.1:
+  version "2.2.1"
+  resolved "https://registry.yarnpkg.com/readdirp/-/readdirp-2.2.1.tgz#0e87622a3325aa33e892285caf8b4e846529a525"
+  dependencies:
+    graceful-fs "^4.1.11"
+    micromatch "^3.1.10"
+    readable-stream "^2.0.2"
+
 realpath-native@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/realpath-native/-/realpath-native-1.0.0.tgz#7885721a83b43bd5327609f0ddecb2482305fdf0"
@@ -3922,7 +4046,7 @@ regex-cache@^0.4.2:
   dependencies:
     is-equal-shallow "^0.1.3"
 
-regex-not@^1.0.0:
+regex-not@^1.0.0, regex-not@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/regex-not/-/regex-not-1.0.2.tgz#1f4ece27e00b0b65e0247a6810e6a85d83a5752c"
   dependencies:
@@ -4109,12 +4233,20 @@ safe-buffer@5.1.1, safe-buffer@^5.0.1, safe-buffer@^5.1.1, safe-buffer@~5.1.0, s
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.1.tgz#893312af69b2123def71f57889001671eeb2c853"
 
+safe-buffer@^5.1.2:
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.0.tgz#b74daec49b1148f88c64b68d49b1e815c1f2f519"
+
 safe-regex@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/safe-regex/-/safe-regex-1.1.0.tgz#40a3669f3b077d1e943d44629e157dd48023bf2e"
   dependencies:
     ret "~0.1.10"
 
+"safer-buffer@>= 2.1.2 < 3":
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
+
 sane@^2.0.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/sane/-/sane-2.2.0.tgz#d6d2e2fcab00e3d283c93b912b7c3a20846f1d56"
@@ -4143,10 +4275,14 @@ semver-diff@^2.0.0:
   version "5.4.1"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.4.1.tgz#e059c09d8571f0540823733433505d3a2f00b18e"
 
-semver@^5.4.1, semver@^5.5.0:
+semver@^5.4.1:
   version "5.5.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.5.0.tgz#dc4bbc7a6ca9d916dee5d43516f0092b58f7b8ab"
 
+semver@^5.7.1:
+  version "5.7.1"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
+
 send@0.16.2:
   version "0.16.2"
   resolved "https://registry.yarnpkg.com/send/-/send-0.16.2.tgz#6ecca1e0f8c156d141597559848df64730a6bbc1"
@@ -4339,12 +4475,6 @@ split-string@^3.0.1, split-string@^3.0.2:
   dependencies:
     extend-shallow "^3.0.0"
 
-split@0.3:
-  version "0.3.3"
-  resolved "https://registry.yarnpkg.com/split/-/split-0.3.3.tgz#cd0eea5e63a211dfff7eb0f091c4133e2d0dd28f"
-  dependencies:
-    through "2"
-
 sprintf-js@~1.0.2:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/sprintf-js/-/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"
@@ -4390,12 +4520,6 @@ stealthy-require@^1.1.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/stealthy-require/-/stealthy-require-1.1.1.tgz#35b09875b4ff49f26a777e509b3090a3226bf24b"
 
-stream-combiner@~0.0.4:
-  version "0.0.4"
-  resolved "https://registry.yarnpkg.com/stream-combiner/-/stream-combiner-0.0.4.tgz#4d5e433c185261dde623ca3f44c586bcf5c4ad14"
-  dependencies:
-    duplexer "~0.1.1"
-
 stream-to-observable@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/stream-to-observable/-/stream-to-observable-0.2.0.tgz#59d6ea393d87c2c0ddac10aa0d561bc6ba6f0e10"
@@ -4502,6 +4626,12 @@ supports-color@^5.2.0:
   dependencies:
     has-flag "^3.0.0"
 
+supports-color@^5.5.0:
+  version "5.5.0"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-5.5.0.tgz#e2e69a44ac8772f78a1ec0b35b689df6530efc8f"
+  dependencies:
+    has-flag "^3.0.0"
+
 symbol-observable@1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/symbol-observable/-/symbol-observable-1.0.1.tgz#8340fc4702c3122df5d22288f88283f513d3fdd4"
@@ -4535,6 +4665,18 @@ tar@^2.2.1:
     fstream "^1.0.2"
     inherits "2"
 
+tar@^4.4.2:
+  version "4.4.13"
+  resolved "https://registry.yarnpkg.com/tar/-/tar-4.4.13.tgz#43b364bc52888d555298637b10d60790254ab525"
+  dependencies:
+    chownr "^1.1.1"
+    fs-minipass "^1.2.5"
+    minipass "^2.8.6"
+    minizlib "^1.2.1"
+    mkdirp "^0.5.0"
+    safe-buffer "^5.1.2"
+    yallist "^3.0.3"
+
 term-size@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/term-size/-/term-size-1.2.0.tgz#458b83887f288fc56d6fffbfad262e26638efa69"
@@ -4555,10 +4697,6 @@ throat@^4.0.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/throat/-/throat-4.1.0.tgz#89037cbc92c56ab18926e6ba4cbb200e15672a6a"
 
-through@2, through@~2.3, through@~2.3.1:
-  version "2.3.8"
-  resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"
-
 timed-out@^4.0.0:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/timed-out/-/timed-out-4.0.1.tgz#f32eacac5a175bea25d7fab565ab3ed8741ef56f"
@@ -4592,6 +4730,15 @@ to-regex@^3.0.1:
     extend-shallow "^2.0.1"
     regex-not "^1.0.0"
 
+to-regex@^3.0.2:
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/to-regex/-/to-regex-3.0.2.tgz#13cfdd9b336552f30b51f33a8ae1b42a7a7599ce"
+  dependencies:
+    define-property "^2.0.2"
+    extend-shallow "^3.0.2"
+    regex-not "^1.0.2"
+    safe-regex "^1.1.0"
+
 touch@^3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/touch/-/touch-3.1.0.tgz#fe365f5f75ec9ed4e56825e0bb76d24ab74af83b"
@@ -4697,23 +4844,19 @@ unzip-response@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/unzip-response/-/unzip-response-2.0.1.tgz#d2f0f737d16b0615e72a6935ed04214572d56f97"
 
-upath@^1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/upath/-/upath-1.0.2.tgz#80aaae5395abc5fd402933ae2f58694f0860204c"
-  dependencies:
-    lodash.endswith "^4.2.1"
-    lodash.isfunction "^3.0.8"
-    lodash.isstring "^4.0.1"
-    lodash.startswith "^4.2.1"
+upath@^1.1.1:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/upath/-/upath-1.2.0.tgz#8f66dbcd55a883acdae4408af8b035a5044c1894"
 
-update-notifier@^2.3.0:
-  version "2.3.0"
-  resolved "https://registry.yarnpkg.com/update-notifier/-/update-notifier-2.3.0.tgz#4e8827a6bb915140ab093559d7014e3ebb837451"
+update-notifier@^2.5.0:
+  version "2.5.0"
+  resolved "https://registry.yarnpkg.com/update-notifier/-/update-notifier-2.5.0.tgz#d0744593e13f161e406acb1d9408b72cad08aff6"
   dependencies:
     boxen "^1.2.1"
     chalk "^2.0.1"
     configstore "^3.0.0"
     import-lazy "^2.1.0"
+    is-ci "^1.0.10"
     is-installed-globally "^0.1.0"
     is-npm "^1.0.0"
     latest-version "^3.0.0"
@@ -4903,6 +5046,10 @@ yallist@^2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-2.1.2.tgz#1c11f9218f076089a47dd512f93c6699a6a81d52"
 
+yallist@^3.0.0, yallist@^3.0.3:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/yallist/-/yallist-3.1.1.tgz#dbb7daf9bfd8bac9ab45ebf602b8cbad0d5d08fd"
+
 yargs-parser@^8.1.0:
   version "8.1.0"
   resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-8.1.0.tgz#f1376a33b6629a5d063782944da732631e966950"