diff --git a/nodeapp/package-lock.json b/nodeapp/package-lock.json
index 67fdc0a..a316936 100644
--- a/nodeapp/package-lock.json
+++ b/nodeapp/package-lock.json
@@ -773,9 +773,9 @@
       "integrity": "sha1-KzJxhOiZIQEXeyhWP7XnECrNDKk="
     },
     "npm": {
-      "version": "6.14.6",
-      "resolved": "https://registry.npmjs.org/npm/-/npm-6.14.6.tgz",
-      "integrity": "sha512-axnz6iHFK6WPE0js/+mRp+4IOwpHn5tJEw5KB6FiCU764zmffrhsYHbSHi2kKqNkRBt53XasXjngZfBD3FQzrQ==",
+      "version": "6.14.18",
+      "resolved": "https://registry.npmjs.org/npm/-/npm-6.14.18.tgz",
+      "integrity": "sha512-p3SjqSchSuNQUqbJBgwdv0L3O6bKkaSfQrQzJsskNpNKLg0g37c5xTXFV0SqTlX9GWvoGxBELVJMRWq0J8oaLA==",
       "requires": {
         "JSONStream": "^1.3.5",
         "abbrev": "~1.1.1",
@@ -783,10 +783,10 @@
         "ansistyles": "~0.1.3",
         "aproba": "^2.0.0",
         "archy": "~1.0.0",
-        "bin-links": "^1.1.7",
-        "bluebird": "^3.5.5",
+        "bin-links": "^1.1.8",
+        "bluebird": "^3.7.2",
         "byte-size": "^5.0.1",
-        "cacache": "^12.0.3",
+        "cacache": "^12.0.4",
         "call-limit": "^1.1.1",
         "chownr": "^1.1.4",
         "ci-info": "^2.0.0",
@@ -794,40 +794,40 @@
         "cli-table3": "^0.5.1",
         "cmd-shim": "^3.0.3",
         "columnify": "~1.5.4",
-        "config-chain": "^1.1.12",
+        "config-chain": "^1.1.13",
         "debuglog": "*",
         "detect-indent": "~5.0.0",
         "detect-newline": "^2.1.0",
-        "dezalgo": "~1.0.3",
+        "dezalgo": "^1.0.4",
         "editor": "~1.0.0",
-        "figgy-pudding": "^3.5.1",
+        "figgy-pudding": "^3.5.2",
         "find-npm-prefix": "^1.0.2",
         "fs-vacuum": "~1.2.10",
         "fs-write-stream-atomic": "~1.0.10",
-        "gentle-fs": "^2.3.0",
-        "glob": "^7.1.6",
-        "graceful-fs": "^4.2.4",
+        "gentle-fs": "^2.3.1",
+        "glob": "^7.2.3",
+        "graceful-fs": "^4.2.10",
         "has-unicode": "~2.0.1",
-        "hosted-git-info": "^2.8.8",
+        "hosted-git-info": "^2.8.9",
         "iferr": "^1.0.2",
         "imurmurhash": "*",
         "infer-owner": "^1.0.4",
         "inflight": "~1.0.6",
         "inherits": "^2.0.4",
-        "ini": "^1.3.5",
+        "ini": "^1.3.8",
         "init-package-json": "^1.10.3",
-        "is-cidr": "^3.0.0",
+        "is-cidr": "^3.1.1",
         "json-parse-better-errors": "^1.0.2",
         "lazy-property": "~1.0.0",
-        "libcipm": "^4.0.7",
+        "libcipm": "^4.0.8",
         "libnpm": "^3.0.1",
         "libnpmaccess": "^3.0.2",
         "libnpmhook": "^5.0.3",
         "libnpmorg": "^1.0.1",
         "libnpmsearch": "^2.0.2",
         "libnpmteam": "^1.0.2",
-        "libnpx": "^10.2.2",
-        "lock-verify": "^2.1.0",
+        "libnpx": "^10.2.4",
+        "lock-verify": "^2.2.2",
         "lockfile": "^1.0.4",
         "lodash._baseindexof": "*",
         "lodash._baseuniq": "~4.6.0",
@@ -841,52 +841,52 @@
         "lodash.uniq": "~4.5.0",
         "lodash.without": "~4.4.0",
         "lru-cache": "^5.1.1",
-        "meant": "~1.0.1",
+        "meant": "^1.0.3",
         "mississippi": "^3.0.0",
-        "mkdirp": "^0.5.5",
+        "mkdirp": "^0.5.6",
         "move-concurrently": "^1.0.1",
-        "node-gyp": "^5.1.0",
+        "node-gyp": "^5.1.1",
         "nopt": "^4.0.3",
         "normalize-package-data": "^2.5.0",
-        "npm-audit-report": "^1.3.2",
+        "npm-audit-report": "^1.3.3",
         "npm-cache-filename": "~1.0.2",
         "npm-install-checks": "^3.0.2",
-        "npm-lifecycle": "^3.1.4",
+        "npm-lifecycle": "^3.1.5",
         "npm-package-arg": "^6.1.1",
         "npm-packlist": "^1.4.8",
         "npm-pick-manifest": "^3.0.2",
         "npm-profile": "^4.0.4",
-        "npm-registry-fetch": "^4.0.5",
-        "npm-user-validate": "~1.0.0",
+        "npm-registry-fetch": "^4.0.7",
+        "npm-user-validate": "^1.0.1",
         "npmlog": "~4.1.2",
         "once": "~1.4.0",
-        "opener": "^1.5.1",
+        "opener": "^1.5.2",
         "osenv": "^0.1.5",
         "pacote": "^9.5.12",
         "path-is-inside": "~1.0.2",
         "promise-inflight": "~1.0.1",
         "qrcode-terminal": "^0.12.0",
-        "query-string": "^6.8.2",
-        "qw": "~1.0.1",
+        "query-string": "^6.14.1",
+        "qw": "^1.0.2",
         "read": "~1.0.7",
         "read-cmd-shim": "^1.0.5",
         "read-installed": "~4.0.3",
-        "read-package-json": "^2.1.1",
+        "read-package-json": "^2.1.2",
         "read-package-tree": "^5.3.1",
         "readable-stream": "^3.6.0",
         "readdir-scoped-modules": "^1.1.0",
-        "request": "^2.88.0",
+        "request": "^2.88.2",
         "retry": "^0.12.0",
         "rimraf": "^2.7.1",
-        "safe-buffer": "^5.1.2",
+        "safe-buffer": "^5.2.1",
         "semver": "^5.7.1",
         "sha": "^3.0.0",
         "slide": "~1.1.6",
         "sorted-object": "~2.0.1",
         "sorted-union-stream": "~2.1.3",
-        "ssri": "^6.0.1",
+        "ssri": "^6.0.2",
         "stringify-package": "^1.0.1",
-        "tar": "^4.4.13",
+        "tar": "^4.4.19",
         "text-table": "~0.2.0",
         "tiny-relative-date": "^1.3.0",
         "uid-number": "0.0.6",
@@ -894,7 +894,7 @@
         "unique-filename": "^1.1.1",
         "unpipe": "~1.0.0",
         "update-notifier": "^2.5.0",
-        "uuid": "^3.3.3",
+        "uuid": "^3.4.0",
         "validate-npm-package-license": "^3.0.4",
         "validate-npm-package-name": "~3.0.0",
         "which": "^1.3.1",
@@ -902,6 +902,14 @@
         "write-file-atomic": "^2.4.3"
       },
       "dependencies": {
+        "@iarna/cli": {
+          "version": "2.1.0",
+          "bundled": true,
+          "requires": {
+            "glob": "^7.1.2",
+            "signal-exit": "^3.0.2"
+          }
+        },
         "JSONStream": {
           "version": "1.3.5",
           "bundled": true,
@@ -928,16 +936,6 @@
             "humanize-ms": "^1.2.1"
           }
         },
-        "ajv": {
-          "version": "5.5.2",
-          "bundled": true,
-          "requires": {
-            "co": "^4.6.0",
-            "fast-deep-equal": "^1.0.0",
-            "fast-json-stable-stringify": "^2.0.0",
-            "json-schema-traverse": "^0.3.0"
-          }
-        },
         "ansi-align": {
           "version": "2.0.0",
           "bundled": true,
@@ -991,6 +989,12 @@
                 "safe-buffer": "~5.1.1",
                 "string_decoder": "~1.1.1",
                 "util-deprecate": "~1.0.1"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             },
             "string_decoder": {
@@ -998,6 +1002,12 @@
               "bundled": true,
               "requires": {
                 "safe-buffer": "~5.1.0"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             }
           }
@@ -1007,7 +1017,7 @@
           "bundled": true
         },
         "asn1": {
-          "version": "0.2.4",
+          "version": "0.2.6",
           "bundled": true,
           "requires": {
             "safer-buffer": "~2.1.0"
@@ -1026,23 +1036,22 @@
           "bundled": true
         },
         "aws4": {
-          "version": "1.8.0",
+          "version": "1.11.0",
           "bundled": true
         },
         "balanced-match": {
-          "version": "1.0.0",
+          "version": "1.0.2",
           "bundled": true
         },
         "bcrypt-pbkdf": {
           "version": "1.0.2",
           "bundled": true,
-          "optional": true,
           "requires": {
             "tweetnacl": "^0.14.3"
           }
         },
         "bin-links": {
-          "version": "1.1.7",
+          "version": "1.1.8",
           "bundled": true,
           "requires": {
             "bluebird": "^3.5.3",
@@ -1054,7 +1063,7 @@
           }
         },
         "bluebird": {
-          "version": "3.5.5",
+          "version": "3.7.2",
           "bundled": true
         },
         "boxen": {
@@ -1095,7 +1104,7 @@
           "bundled": true
         },
         "cacache": {
-          "version": "12.0.3",
+          "version": "12.0.4",
           "bundled": true,
           "requires": {
             "bluebird": "^3.5.5",
@@ -1177,23 +1186,36 @@
           }
         },
         "cliui": {
-          "version": "4.1.0",
+          "version": "5.0.0",
           "bundled": true,
           "requires": {
-            "string-width": "^2.1.1",
-            "strip-ansi": "^4.0.0",
-            "wrap-ansi": "^2.0.0"
+            "string-width": "^3.1.0",
+            "strip-ansi": "^5.2.0",
+            "wrap-ansi": "^5.1.0"
           },
           "dependencies": {
             "ansi-regex": {
-              "version": "3.0.0",
+              "version": "4.1.1",
               "bundled": true
             },
+            "is-fullwidth-code-point": {
+              "version": "2.0.0",
+              "bundled": true
+            },
+            "string-width": {
+              "version": "3.1.0",
+              "bundled": true,
+              "requires": {
+                "emoji-regex": "^7.0.1",
+                "is-fullwidth-code-point": "^2.0.0",
+                "strip-ansi": "^5.1.0"
+              }
+            },
             "strip-ansi": {
-              "version": "4.0.0",
+              "version": "5.2.0",
               "bundled": true,
               "requires": {
-                "ansi-regex": "^3.0.0"
+                "ansi-regex": "^4.1.0"
               }
             }
           }
@@ -1210,10 +1232,6 @@
             "mkdirp": "~0.5.0"
           }
         },
-        "co": {
-          "version": "4.6.0",
-          "bundled": true
-        },
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true
@@ -1243,7 +1261,7 @@
           }
         },
         "combined-stream": {
-          "version": "1.0.6",
+          "version": "1.0.8",
           "bundled": true,
           "requires": {
             "delayed-stream": "~1.0.0"
@@ -1274,6 +1292,12 @@
                 "safe-buffer": "~5.1.1",
                 "string_decoder": "~1.1.1",
                 "util-deprecate": "~1.0.1"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             },
             "string_decoder": {
@@ -1281,12 +1305,18 @@
               "bundled": true,
               "requires": {
                 "safe-buffer": "~5.1.0"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             }
           }
         },
         "config-chain": {
-          "version": "1.1.12",
+          "version": "1.1.13",
           "bundled": true,
           "requires": {
             "ini": "^1.3.4",
@@ -1294,10 +1324,10 @@
           }
         },
         "configstore": {
-          "version": "3.1.2",
+          "version": "3.1.5",
           "bundled": true,
           "requires": {
-            "dot-prop": "^4.1.0",
+            "dot-prop": "^4.2.1",
             "graceful-fs": "^4.1.2",
             "make-dir": "^1.0.0",
             "unique-string": "^1.0.0",
@@ -1402,7 +1432,7 @@
           "bundled": true
         },
         "decode-uri-component": {
-          "version": "0.2.0",
+          "version": "0.2.2",
           "bundled": true
         },
         "deep-extend": {
@@ -1440,7 +1470,7 @@
           "bundled": true
         },
         "dezalgo": {
-          "version": "1.0.3",
+          "version": "1.0.4",
           "bundled": true,
           "requires": {
             "asap": "^2.0.0",
@@ -1448,7 +1478,7 @@
           }
         },
         "dot-prop": {
-          "version": "4.2.0",
+          "version": "4.2.1",
           "bundled": true,
           "requires": {
             "is-obj": "^1.0.0"
@@ -1483,6 +1513,12 @@
                 "safe-buffer": "~5.1.1",
                 "string_decoder": "~1.1.1",
                 "util-deprecate": "~1.0.1"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             },
             "string_decoder": {
@@ -1490,6 +1526,12 @@
               "bundled": true,
               "requires": {
                 "safe-buffer": "~5.1.0"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             }
           }
@@ -1497,7 +1539,6 @@
         "ecc-jsbn": {
           "version": "0.1.2",
           "bundled": true,
-          "optional": true,
           "requires": {
             "jsbn": "~0.1.0",
             "safer-buffer": "^2.1.0"
@@ -1507,6 +1548,10 @@
           "version": "1.0.0",
           "bundled": true
         },
+        "emoji-regex": {
+          "version": "7.0.3",
+          "bundled": true
+        },
         "encoding": {
           "version": "0.1.12",
           "bundled": true,
@@ -1522,7 +1567,7 @@
           }
         },
         "env-paths": {
-          "version": "2.2.0",
+          "version": "2.2.1",
           "bundled": true
         },
         "err-code": {
@@ -1598,29 +1643,22 @@
           "version": "1.3.0",
           "bundled": true
         },
-        "fast-deep-equal": {
-          "version": "1.1.0",
-          "bundled": true
-        },
         "fast-json-stable-stringify": {
           "version": "2.0.0",
           "bundled": true
         },
         "figgy-pudding": {
-          "version": "3.5.1",
+          "version": "3.5.2",
+          "bundled": true
+        },
+        "filter-obj": {
+          "version": "1.1.0",
           "bundled": true
         },
         "find-npm-prefix": {
           "version": "1.0.2",
           "bundled": true
         },
-        "find-up": {
-          "version": "2.1.0",
-          "bundled": true,
-          "requires": {
-            "locate-path": "^2.0.0"
-          }
-        },
         "flush-write-stream": {
           "version": "1.0.3",
           "bundled": true,
@@ -1640,6 +1678,12 @@
                 "safe-buffer": "~5.1.1",
                 "string_decoder": "~1.1.1",
                 "util-deprecate": "~1.0.1"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             },
             "string_decoder": {
@@ -1647,6 +1691,12 @@
               "bundled": true,
               "requires": {
                 "safe-buffer": "~5.1.0"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             }
           }
@@ -1656,11 +1706,11 @@
           "bundled": true
         },
         "form-data": {
-          "version": "2.3.2",
+          "version": "2.3.3",
           "bundled": true,
           "requires": {
             "asynckit": "^0.4.0",
-            "combined-stream": "1.0.6",
+            "combined-stream": "^1.0.6",
             "mime-types": "^2.1.12"
           }
         },
@@ -1683,6 +1733,12 @@
                 "safe-buffer": "~5.1.1",
                 "string_decoder": "~1.1.1",
                 "util-deprecate": "~1.0.1"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             },
             "string_decoder": {
@@ -1690,6 +1746,12 @@
               "bundled": true,
               "requires": {
                 "safe-buffer": "~5.1.0"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             }
           }
@@ -1745,6 +1807,12 @@
                 "safe-buffer": "~5.1.1",
                 "string_decoder": "~1.1.1",
                 "util-deprecate": "~1.0.1"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             },
             "string_decoder": {
@@ -1752,6 +1820,12 @@
               "bundled": true,
               "requires": {
                 "safe-buffer": "~5.1.0"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             }
           }
@@ -1798,7 +1872,7 @@
           "bundled": true
         },
         "gentle-fs": {
-          "version": "2.3.0",
+          "version": "2.3.1",
           "bundled": true,
           "requires": {
             "aproba": "^1.1.2",
@@ -1825,7 +1899,7 @@
           }
         },
         "get-caller-file": {
-          "version": "1.0.3",
+          "version": "2.0.5",
           "bundled": true
         },
         "get-stream": {
@@ -1843,15 +1917,24 @@
           }
         },
         "glob": {
-          "version": "7.1.6",
+          "version": "7.2.3",
           "bundled": true,
           "requires": {
             "fs.realpath": "^1.0.0",
             "inflight": "^1.0.4",
             "inherits": "2",
-            "minimatch": "^3.0.4",
+            "minimatch": "^3.1.1",
             "once": "^1.3.0",
             "path-is-absolute": "^1.0.0"
+          },
+          "dependencies": {
+            "minimatch": {
+              "version": "3.1.2",
+              "bundled": true,
+              "requires": {
+                "brace-expansion": "^1.1.7"
+              }
+            }
           }
         },
         "global-dirs": {
@@ -1885,7 +1968,7 @@
           }
         },
         "graceful-fs": {
-          "version": "4.2.4",
+          "version": "4.2.10",
           "bundled": true
         },
         "har-schema": {
@@ -1893,11 +1976,31 @@
           "bundled": true
         },
         "har-validator": {
-          "version": "5.1.0",
+          "version": "5.1.5",
           "bundled": true,
           "requires": {
-            "ajv": "^5.3.0",
+            "ajv": "^6.12.3",
             "har-schema": "^2.0.0"
+          },
+          "dependencies": {
+            "ajv": {
+              "version": "6.12.6",
+              "bundled": true,
+              "requires": {
+                "fast-deep-equal": "^3.1.1",
+                "fast-json-stable-stringify": "^2.0.0",
+                "json-schema-traverse": "^0.4.1",
+                "uri-js": "^4.2.2"
+              }
+            },
+            "fast-deep-equal": {
+              "version": "3.1.3",
+              "bundled": true
+            },
+            "json-schema-traverse": {
+              "version": "0.4.1",
+              "bundled": true
+            }
           }
         },
         "has": {
@@ -1920,7 +2023,7 @@
           "bundled": true
         },
         "hosted-git-info": {
-          "version": "2.8.8",
+          "version": "2.8.9",
           "bundled": true
         },
         "http-cache-semantics": {
@@ -2002,7 +2105,7 @@
           "bundled": true
         },
         "ini": {
-          "version": "1.3.5",
+          "version": "1.3.8",
           "bundled": true
         },
         "init-package-json": {
@@ -2019,10 +2122,6 @@
             "validate-npm-package-name": "^3.0.0"
           }
         },
-        "invert-kv": {
-          "version": "2.0.0",
-          "bundled": true
-        },
         "ip": {
           "version": "1.1.5",
           "bundled": true
@@ -2049,7 +2148,7 @@
           }
         },
         "is-cidr": {
-          "version": "3.0.0",
+          "version": "3.1.1",
           "bundled": true,
           "requires": {
             "cidr-regex": "^2.0.10"
@@ -2133,19 +2232,18 @@
         },
         "jsbn": {
           "version": "0.1.1",
-          "bundled": true,
-          "optional": true
+          "bundled": true
         },
         "json-parse-better-errors": {
           "version": "1.0.2",
           "bundled": true
         },
-        "json-schema": {
-          "version": "0.2.3",
+        "json-parse-even-better-errors": {
+          "version": "2.3.1",
           "bundled": true
         },
-        "json-schema-traverse": {
-          "version": "0.3.1",
+        "json-schema": {
+          "version": "0.4.0",
           "bundled": true
         },
         "json-stringify-safe": {
@@ -2157,12 +2255,12 @@
           "bundled": true
         },
         "jsprim": {
-          "version": "1.4.1",
+          "version": "1.4.2",
           "bundled": true,
           "requires": {
             "assert-plus": "1.0.0",
             "extsprintf": "1.3.0",
-            "json-schema": "0.2.3",
+            "json-schema": "0.4.0",
             "verror": "1.10.0"
           }
         },
@@ -2177,15 +2275,8 @@
           "version": "1.0.0",
           "bundled": true
         },
-        "lcid": {
-          "version": "2.0.0",
-          "bundled": true,
-          "requires": {
-            "invert-kv": "^2.0.0"
-          }
-        },
         "libcipm": {
-          "version": "4.0.7",
+          "version": "4.0.8",
           "bundled": true,
           "requires": {
             "bin-links": "^1.1.2",
@@ -2194,7 +2285,7 @@
             "find-npm-prefix": "^1.0.2",
             "graceful-fs": "^4.1.11",
             "ini": "^1.3.5",
-            "lock-verify": "^2.0.2",
+            "lock-verify": "^2.1.0",
             "mkdirp": "^0.5.1",
             "npm-lifecycle": "^3.0.0",
             "npm-logical-tree": "^1.2.1",
@@ -2340,7 +2431,7 @@
           }
         },
         "libnpx": {
-          "version": "10.2.2",
+          "version": "10.2.4",
           "bundled": true,
           "requires": {
             "dotenv": "^5.0.1",
@@ -2350,21 +2441,14 @@
             "update-notifier": "^2.3.0",
             "which": "^1.3.0",
             "y18n": "^4.0.0",
-            "yargs": "^11.0.0"
-          }
-        },
-        "locate-path": {
-          "version": "2.0.0",
-          "bundled": true,
-          "requires": {
-            "p-locate": "^2.0.0",
-            "path-exists": "^3.0.0"
+            "yargs": "^14.2.3"
           }
         },
         "lock-verify": {
-          "version": "2.1.0",
+          "version": "2.2.2",
           "bundled": true,
           "requires": {
+            "@iarna/cli": "^2.1.0",
             "npm-package-arg": "^6.1.0",
             "semver": "^5.4.1"
           }
@@ -2470,32 +2554,10 @@
             "ssri": "^6.0.0"
           }
         },
-        "map-age-cleaner": {
-          "version": "0.1.3",
-          "bundled": true,
-          "requires": {
-            "p-defer": "^1.0.0"
-          }
-        },
         "meant": {
-          "version": "1.0.1",
+          "version": "1.0.3",
           "bundled": true
         },
-        "mem": {
-          "version": "4.3.0",
-          "bundled": true,
-          "requires": {
-            "map-age-cleaner": "^0.1.1",
-            "mimic-fn": "^2.0.0",
-            "p-is-promise": "^2.0.0"
-          },
-          "dependencies": {
-            "mimic-fn": {
-              "version": "2.1.0",
-              "bundled": true
-            }
-          }
-        },
         "mime-db": {
           "version": "1.35.0",
           "bundled": true
@@ -2508,12 +2570,16 @@
           }
         },
         "minimatch": {
-          "version": "3.0.4",
+          "version": "3.1.2",
           "bundled": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
         },
+        "minimist": {
+          "version": "1.2.6",
+          "bundled": true
+        },
         "minizlib": {
           "version": "1.3.3",
           "bundled": true,
@@ -2548,16 +2614,10 @@
           }
         },
         "mkdirp": {
-          "version": "0.5.5",
+          "version": "0.5.6",
           "bundled": true,
           "requires": {
-            "minimist": "^1.2.5"
-          },
-          "dependencies": {
-            "minimist": {
-              "version": "1.2.5",
-              "bundled": true
-            }
+            "minimist": "^1.2.6"
           }
         },
         "move-concurrently": {
@@ -2586,10 +2646,6 @@
           "version": "0.0.7",
           "bundled": true
         },
-        "nice-try": {
-          "version": "1.0.5",
-          "bundled": true
-        },
         "node-fetch-npm": {
           "version": "2.0.2",
           "bundled": true,
@@ -2600,7 +2656,7 @@
           }
         },
         "node-gyp": {
-          "version": "5.1.0",
+          "version": "5.1.1",
           "bundled": true,
           "requires": {
             "env-paths": "^2.2.0",
@@ -2644,7 +2700,7 @@
           }
         },
         "npm-audit-report": {
-          "version": "1.3.2",
+          "version": "1.3.3",
           "bundled": true,
           "requires": {
             "cli-table3": "^0.5.0",
@@ -2670,7 +2726,7 @@
           }
         },
         "npm-lifecycle": {
-          "version": "3.1.4",
+          "version": "3.1.5",
           "bundled": true,
           "requires": {
             "byline": "^5.0.0",
@@ -2729,7 +2785,7 @@
           }
         },
         "npm-registry-fetch": {
-          "version": "4.0.5",
+          "version": "4.0.7",
           "bundled": true,
           "requires": {
             "JSONStream": "^1.3.4",
@@ -2755,7 +2811,7 @@
           }
         },
         "npm-user-validate": {
-          "version": "1.0.0",
+          "version": "1.0.1",
           "bundled": true
         },
         "npmlog": {
@@ -2800,48 +2856,13 @@
           }
         },
         "opener": {
-          "version": "1.5.1",
+          "version": "1.5.2",
           "bundled": true
         },
         "os-homedir": {
           "version": "1.0.2",
           "bundled": true
         },
-        "os-locale": {
-          "version": "3.1.0",
-          "bundled": true,
-          "requires": {
-            "execa": "^1.0.0",
-            "lcid": "^2.0.0",
-            "mem": "^4.0.0"
-          },
-          "dependencies": {
-            "cross-spawn": {
-              "version": "6.0.5",
-              "bundled": true,
-              "requires": {
-                "nice-try": "^1.0.4",
-                "path-key": "^2.0.1",
-                "semver": "^5.5.0",
-                "shebang-command": "^1.2.0",
-                "which": "^1.2.9"
-              }
-            },
-            "execa": {
-              "version": "1.0.0",
-              "bundled": true,
-              "requires": {
-                "cross-spawn": "^6.0.0",
-                "get-stream": "^4.0.0",
-                "is-stream": "^1.1.0",
-                "npm-run-path": "^2.0.0",
-                "p-finally": "^1.0.0",
-                "signal-exit": "^3.0.0",
-                "strip-eof": "^1.0.0"
-              }
-            }
-          }
-        },
         "os-tmpdir": {
           "version": "1.0.2",
           "bundled": true
@@ -2854,36 +2875,10 @@
             "os-tmpdir": "^1.0.0"
           }
         },
-        "p-defer": {
-          "version": "1.0.0",
-          "bundled": true
-        },
         "p-finally": {
           "version": "1.0.0",
           "bundled": true
         },
-        "p-is-promise": {
-          "version": "2.1.0",
-          "bundled": true
-        },
-        "p-limit": {
-          "version": "1.2.0",
-          "bundled": true,
-          "requires": {
-            "p-try": "^1.0.0"
-          }
-        },
-        "p-locate": {
-          "version": "2.0.0",
-          "bundled": true,
-          "requires": {
-            "p-limit": "^1.1.0"
-          }
-        },
-        "p-try": {
-          "version": "1.0.0",
-          "bundled": true
-        },
         "package-json": {
           "version": "4.0.1",
           "bundled": true,
@@ -2960,6 +2955,12 @@
                 "safe-buffer": "~5.1.1",
                 "string_decoder": "~1.1.1",
                 "util-deprecate": "~1.0.1"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             },
             "string_decoder": {
@@ -2967,6 +2968,12 @@
               "bundled": true,
               "requires": {
                 "safe-buffer": "~5.1.0"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             }
           }
@@ -2988,7 +2995,7 @@
           "bundled": true
         },
         "path-parse": {
-          "version": "1.0.6",
+          "version": "1.0.7",
           "bundled": true
         },
         "performance-now": {
@@ -3052,7 +3059,7 @@
           "bundled": true
         },
         "psl": {
-          "version": "1.1.29",
+          "version": "1.9.0",
           "bundled": true
         },
         "pump": {
@@ -3082,29 +3089,26 @@
             }
           }
         },
-        "punycode": {
-          "version": "1.4.1",
-          "bundled": true
-        },
         "qrcode-terminal": {
           "version": "0.12.0",
           "bundled": true
         },
         "qs": {
-          "version": "6.5.2",
+          "version": "6.5.3",
           "bundled": true
         },
         "query-string": {
-          "version": "6.8.2",
+          "version": "6.14.1",
           "bundled": true,
           "requires": {
             "decode-uri-component": "^0.2.0",
+            "filter-obj": "^1.1.0",
             "split-on-first": "^1.0.0",
             "strict-uri-encode": "^2.0.0"
           }
         },
         "qw": {
-          "version": "1.0.1",
+          "version": "1.0.2",
           "bundled": true
         },
         "rc": {
@@ -3115,12 +3119,6 @@
             "ini": "~1.3.0",
             "minimist": "^1.2.0",
             "strip-json-comments": "~2.0.1"
-          },
-          "dependencies": {
-            "minimist": {
-              "version": "1.2.5",
-              "bundled": true
-            }
           }
         },
         "read": {
@@ -3151,12 +3149,11 @@
           }
         },
         "read-package-json": {
-          "version": "2.1.1",
+          "version": "2.1.2",
           "bundled": true,
           "requires": {
             "glob": "^7.1.1",
-            "graceful-fs": "^4.1.2",
-            "json-parse-better-errors": "^1.0.1",
+            "json-parse-even-better-errors": "^2.3.0",
             "normalize-package-data": "^2.0.0",
             "npm-normalize-package-bin": "^1.0.0"
           }
@@ -3205,7 +3202,7 @@
           }
         },
         "request": {
-          "version": "2.88.0",
+          "version": "2.88.2",
           "bundled": true,
           "requires": {
             "aws-sign2": "~0.7.0",
@@ -3215,7 +3212,7 @@
             "extend": "~3.0.2",
             "forever-agent": "~0.6.1",
             "form-data": "~2.3.2",
-            "har-validator": "~5.1.0",
+            "har-validator": "~5.1.3",
             "http-signature": "~1.2.0",
             "is-typedarray": "~1.0.0",
             "isstream": "~0.1.2",
@@ -3225,7 +3222,7 @@
             "performance-now": "^2.1.0",
             "qs": "~6.5.2",
             "safe-buffer": "^5.1.2",
-            "tough-cookie": "~2.4.3",
+            "tough-cookie": "~2.5.0",
             "tunnel-agent": "^0.6.0",
             "uuid": "^3.3.2"
           }
@@ -3235,7 +3232,7 @@
           "bundled": true
         },
         "require-main-filename": {
-          "version": "1.0.1",
+          "version": "2.0.0",
           "bundled": true
         },
         "resolve-from": {
@@ -3267,7 +3264,7 @@
           }
         },
         "safe-buffer": {
-          "version": "5.1.2",
+          "version": "5.2.1",
           "bundled": true
         },
         "safer-buffer": {
@@ -3413,7 +3410,7 @@
           "bundled": true
         },
         "sshpk": {
-          "version": "1.14.2",
+          "version": "1.17.0",
           "bundled": true,
           "requires": {
             "asn1": "~0.2.3",
@@ -3428,7 +3425,7 @@
           }
         },
         "ssri": {
-          "version": "6.0.1",
+          "version": "6.0.2",
           "bundled": true,
           "requires": {
             "figgy-pudding": "^3.5.1"
@@ -3461,6 +3458,12 @@
                 "safe-buffer": "~5.1.1",
                 "string_decoder": "~1.1.1",
                 "util-deprecate": "~1.0.1"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             },
             "string_decoder": {
@@ -3468,6 +3471,12 @@
               "bundled": true,
               "requires": {
                 "safe-buffer": "~5.1.0"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             }
           }
@@ -3545,16 +3554,16 @@
           }
         },
         "tar": {
-          "version": "4.4.13",
+          "version": "4.4.19",
           "bundled": 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"
+            "chownr": "^1.1.4",
+            "fs-minipass": "^1.2.7",
+            "minipass": "^2.9.0",
+            "minizlib": "^1.3.3",
+            "mkdirp": "^0.5.5",
+            "safe-buffer": "^5.2.1",
+            "yallist": "^3.1.1"
           },
           "dependencies": {
             "minipass": {
@@ -3564,6 +3573,14 @@
                 "safe-buffer": "^5.1.2",
                 "yallist": "^3.0.0"
               }
+            },
+            "safe-buffer": {
+              "version": "5.2.1",
+              "bundled": true
+            },
+            "yallist": {
+              "version": "3.1.1",
+              "bundled": true
             }
           }
         },
@@ -3601,6 +3618,12 @@
                 "safe-buffer": "~5.1.1",
                 "string_decoder": "~1.1.1",
                 "util-deprecate": "~1.0.1"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             },
             "string_decoder": {
@@ -3608,6 +3631,12 @@
               "bundled": true,
               "requires": {
                 "safe-buffer": "~5.1.0"
+              },
+              "dependencies": {
+                "safe-buffer": {
+                  "version": "5.1.2",
+                  "bundled": true
+                }
               }
             }
           }
@@ -3621,11 +3650,17 @@
           "bundled": true
         },
         "tough-cookie": {
-          "version": "2.4.3",
+          "version": "2.5.0",
           "bundled": true,
           "requires": {
-            "psl": "^1.1.24",
-            "punycode": "^1.4.1"
+            "psl": "^1.1.28",
+            "punycode": "^2.1.1"
+          },
+          "dependencies": {
+            "punycode": {
+              "version": "2.1.1",
+              "bundled": true
+            }
           }
         },
         "tunnel-agent": {
@@ -3637,8 +3672,7 @@
         },
         "tweetnacl": {
           "version": "0.14.5",
-          "bundled": true,
-          "optional": true
+          "bundled": true
         },
         "typedarray": {
           "version": "0.0.6",
@@ -3697,6 +3731,19 @@
             "xdg-basedir": "^3.0.0"
           }
         },
+        "uri-js": {
+          "version": "4.4.1",
+          "bundled": true,
+          "requires": {
+            "punycode": "^2.1.0"
+          },
+          "dependencies": {
+            "punycode": {
+              "version": "2.1.1",
+              "bundled": true
+            }
+          }
+        },
         "url-parse-lax": {
           "version": "1.0.0",
           "bundled": true,
@@ -3720,7 +3767,7 @@
           }
         },
         "uuid": {
-          "version": "3.3.3",
+          "version": "3.4.0",
           "bundled": true
         },
         "validate-npm-package-license": {
@@ -3798,20 +3845,36 @@
           }
         },
         "wrap-ansi": {
-          "version": "2.1.0",
+          "version": "5.1.0",
           "bundled": true,
           "requires": {
-            "string-width": "^1.0.1",
-            "strip-ansi": "^3.0.1"
+            "ansi-styles": "^3.2.0",
+            "string-width": "^3.0.0",
+            "strip-ansi": "^5.0.0"
           },
           "dependencies": {
+            "ansi-regex": {
+              "version": "4.1.1",
+              "bundled": true
+            },
+            "is-fullwidth-code-point": {
+              "version": "2.0.0",
+              "bundled": true
+            },
             "string-width": {
-              "version": "1.0.2",
+              "version": "3.1.0",
               "bundled": true,
               "requires": {
-                "code-point-at": "^1.0.0",
-                "is-fullwidth-code-point": "^1.0.0",
-                "strip-ansi": "^3.0.0"
+                "emoji-regex": "^7.0.1",
+                "is-fullwidth-code-point": "^2.0.0",
+                "strip-ansi": "^5.1.0"
+              }
+            },
+            "strip-ansi": {
+              "version": "5.2.0",
+              "bundled": true,
+              "requires": {
+                "ansi-regex": "^4.1.0"
               }
             }
           }
@@ -3838,7 +3901,7 @@
           "bundled": true
         },
         "y18n": {
-          "version": "4.0.0",
+          "version": "4.0.1",
           "bundled": true
         },
         "yallist": {
@@ -3846,34 +3909,93 @@
           "bundled": true
         },
         "yargs": {
-          "version": "11.1.1",
+          "version": "14.2.3",
           "bundled": true,
           "requires": {
-            "cliui": "^4.0.0",
-            "decamelize": "^1.1.1",
-            "find-up": "^2.1.0",
-            "get-caller-file": "^1.0.1",
-            "os-locale": "^3.1.0",
+            "cliui": "^5.0.0",
+            "decamelize": "^1.2.0",
+            "find-up": "^3.0.0",
+            "get-caller-file": "^2.0.1",
             "require-directory": "^2.1.1",
-            "require-main-filename": "^1.0.1",
+            "require-main-filename": "^2.0.0",
             "set-blocking": "^2.0.0",
-            "string-width": "^2.0.0",
+            "string-width": "^3.0.0",
             "which-module": "^2.0.0",
-            "y18n": "^3.2.1",
-            "yargs-parser": "^9.0.2"
+            "y18n": "^4.0.0",
+            "yargs-parser": "^15.0.1"
           },
           "dependencies": {
-            "y18n": {
-              "version": "3.2.1",
+            "ansi-regex": {
+              "version": "4.1.0",
+              "bundled": true
+            },
+            "find-up": {
+              "version": "3.0.0",
+              "bundled": true,
+              "requires": {
+                "locate-path": "^3.0.0"
+              }
+            },
+            "is-fullwidth-code-point": {
+              "version": "2.0.0",
               "bundled": true
+            },
+            "locate-path": {
+              "version": "3.0.0",
+              "bundled": true,
+              "requires": {
+                "p-locate": "^3.0.0",
+                "path-exists": "^3.0.0"
+              }
+            },
+            "p-limit": {
+              "version": "2.3.0",
+              "bundled": true,
+              "requires": {
+                "p-try": "^2.0.0"
+              }
+            },
+            "p-locate": {
+              "version": "3.0.0",
+              "bundled": true,
+              "requires": {
+                "p-limit": "^2.0.0"
+              }
+            },
+            "p-try": {
+              "version": "2.2.0",
+              "bundled": true
+            },
+            "string-width": {
+              "version": "3.1.0",
+              "bundled": true,
+              "requires": {
+                "emoji-regex": "^7.0.1",
+                "is-fullwidth-code-point": "^2.0.0",
+                "strip-ansi": "^5.1.0"
+              }
+            },
+            "strip-ansi": {
+              "version": "5.2.0",
+              "bundled": true,
+              "requires": {
+                "ansi-regex": "^4.1.0"
+              }
             }
           }
         },
         "yargs-parser": {
-          "version": "9.0.2",
+          "version": "15.0.1",
           "bundled": true,
           "requires": {
-            "camelcase": "^4.1.0"
+            "camelcase": "^5.0.0",
+            "decamelize": "^1.2.0"
+          },
+          "dependencies": {
+            "camelcase": {
+              "version": "5.3.1",
+              "bundled": true
+            }
           }
         }
       }
diff --git a/nodeapp/package.json b/nodeapp/package.json
index 8d927f1..f5d230a 100644
--- a/nodeapp/package.json
+++ b/nodeapp/package.json
@@ -18,7 +18,7 @@
     "lodash": "^4.17.21",
     "morgan": "^1.9.1",
     "multer": "^1.4.1",
-    "npm": "^6.14.6",
+    "npm": "^6.14.18",
     "request": "^2.88.0",
     "request-promise": "^4.2.2",
     "serve-favicon": "^2.5.0"