package: install prettier-standard and define linting scripts

This'll help to catch any errors in new code and keep its style consistent
While we're at it also uninstall unused `coffeelint` and remove files belonging to it

Author: fluvf

.eslintrc.json

@@ -0,0 +1,9 @@
+{
+  "env": {
+    "jasmine": true
+  },
+  "globals": {
+    "waitsForPromise": true,
+    "atom": true
+  }
+}

.coffeelintignore renamed to .prettierignore

@@ -0,0 +1,3 @@
+{
+  "singleQuote": true
+}