Bug 1184614 - ESLint: Switch from a whitelist to a blacklist approach

Previously we disabled all default rules, and only turned on those that
were explicitly listed in .eslintrc. Now we leave the default rules
alone, apart from those that we are currently failing.

.eslintrc

@@ -3,6 +3,33 @@
         "browser": 1
     },
     "rules": {
-        "no-trailing-spaces": 2
+        // Default rules we've disabled until the failures are fixed.
+        // Remove a line (or change the value to "2") to enable the rule.
+        "camelcase": 0,
+        "comma-dangle": 0,
+        "comma-spacing": 0,
+        "consistent-return": 0,
+        "curly": 0,
+        "dot-notation": 0,
+        "eol-last": 0,
+        "eqeqeq": 0,
+        "global-strict": 0,
+        "key-spacing": 0,
+        "no-alert": 0,
+        "no-console": 0,
+        "no-extra-semi": 0,
+        "no-loop-func": 0,
+        "no-multi-spaces": 0,
+        "no-redeclare": 0,
+        "no-shadow": 0,
+        "no-undef": 0,
+        "no-underscore-dangle": 0,
+        "no-unused-vars": 0,
+        "no-use-before-define": 0,
+        "quotes": 0,
+        "semi": 0,
+        "semi-spacing": 0,
+        "space-infix-ops": 0,
+        "space-unary-ops": 0
     }
 }

Gruntfile.js

@@ -225,8 +225,7 @@ module.exports = function(grunt) {
         },
         eslint: {
             options: {
-                config: '.eslintrc',
-                reset: true
+                config: '.eslintrc'
             },
             target: ['ui/js/*.js',
                      'ui/js/**/*.js',