.eslint updates

1. combine into single root level .eslint file
2. remove sort imports rule
3. change no-undef to warning to catch uses of global iD
4. use text descriptions "off","warn","error" instead of numeric codes

.eslintrc

@@ -1,55 +1,12 @@
 {
-    "extends": "eslint:recommended",
-    "rules": {
-        "dot-notation": 2,
-        "eqeqeq": [2, "smart"],
-        "indent": [0, 4],
-        "keyword-spacing": 2,
-        "linebreak-style": [2, "unix"],
-        "no-caller": 2,
-        "no-catch-shadow": 2,
-        "no-div-regex": 2,
-        "no-extend-native": 2,
-        "no-extra-bind": 2,
-        "no-floating-decimal": 2,
-        "no-implied-eval": 2,
-        "no-invalid-this": 2,
-        "no-iterator": 2,
-        "no-labels": 2,
-        "no-label-var": 2,
-        "no-lone-blocks": 2,
-        "no-loop-func": 2,
-        "no-multi-str": 2,
-        "no-native-reassign": 2,
-        "no-new": 2,
-        "no-new-func": 2,
-        "no-new-wrappers": 2,
-        "no-octal": 2,
-        "no-octal-escape": 2,
-        "no-process-env": 2,
-        "no-proto": 2,
-        "no-return-assign": 0,
-        "no-script-url": 2,
-        "no-self-compare": 2,
-        "no-sequences": 2,
-        "no-shadow": 0,
-        "no-shadow-restricted-names": 2,
-        "no-throw-literal": 2,
-        "no-unneeded-ternary": 2,
-        "no-unused-expressions": 2,
-        "no-unexpected-multiline": 2,
-        "no-unused-vars": 1,
-        "no-void": 2,
-        "no-warning-comments": 1,
-        "no-with": 2,
-        "no-use-before-define": [0, "nofunc"],
-        "semi": [2, "always"],
-        "semi-spacing": 2,
-        "space-unary-ops": 2,
-        "wrap-regex": 0,
-        "quotes": [2, "single"]
+    "env": {
+        "browser": true,
+        "node": true,
+        "es6": true
     },
-
+    "extends": [
+        "eslint:recommended"
+    ],
     "globals": {
         "d3": false,
         "t": false,
@@ -57,9 +14,58 @@
         "Diff3": false,
         "Mapillary": false,
     },
-
-    "env": {
-        "browser": true
+    "parserOptions": {
+        "ecmaVersion": 6,
+        "sourceType": "module"
+    },
+    "rules": {
+        "dot-notation": "error",
+        "eqeqeq": ["error", "smart"],
+        "indent": ["off", 4],
+        "keyword-spacing": "error",
+        "linebreak-style": ["error", "unix"],
+        "no-caller": "error",
+        "no-catch-shadow": "error",
+        "no-div-regex": "error",
+        "no-extend-native": "error",
+        "no-extra-bind": "error",
+        "no-floating-decimal": "error",
+        "no-implied-eval": "error",
+        "no-invalid-this": "off",
+        "no-iterator": "error",
+        "no-labels": "error",
+        "no-label-var": "error",
+        "no-lone-blocks": "error",
+        "no-loop-func": "error",
+        "no-multi-str": "error",
+        "no-native-reassign": "error",
+        "no-new": "error",
+        "no-new-func": "error",
+        "no-new-wrappers": "error",
+        "no-octal": "error",
+        "no-octal-escape": "error",
+        "no-process-env": "error",
+        "no-proto": "error",
+        "no-return-assign": "off",
+        "no-script-url": "error",
+        "no-self-compare": "error",
+        "no-sequences": "error",
+        "no-shadow": "off",
+        "no-shadow-restricted-names": "error",
+        "no-throw-literal": "error",
+        "no-undef": "warn",   // To catch uses of iD global - TODO remove
+        "no-unneeded-ternary": "error",
+        "no-unused-expressions": "error",
+        "no-unexpected-multiline": "error",
+        "no-unused-vars": "warn",
+        "no-void": "error",
+        "no-warning-comments": "warn",
+        "no-with": "error",
+        "no-use-before-define": ["off", "nofunc"],
+        "semi": ["error", "always"],
+        "semi-spacing": "error",
+        "space-unary-ops": "error",
+        "wrap-regex": "off",
+        "quotes": ["error", "single"]
     }
-
 }

modules/.eslintrc

@@ -1,15 +0,0 @@
-{
-    "parserOptions": {
-        "ecmaVersion": 6,
-        "sourceType": "module"
-    },
-    extends: [
-        "plugin:import/errors"
-    ],
-    rules: {
-        "no-invalid-this": 0
-    },
-    globals: {
-        "iD": false,
-    }
-}

package.json

@@ -35,7 +35,6 @@
     "d3": "3.5.5",
     "editor-layer-index": "git://github.com/osmlab/editor-layer-index.git#gh-pages",
     "eslint": "~3.1.1",
-    "eslint-plugin-import": "~1.11.0",
     "glob": "~7.0.5",
     "happen": "0.3.1",
     "http-server": "0.9.0",