Merge pull request react-bootstrap#800 from AlexKVal/eslint

TravisCI should help to discover eslint warnings.

Author: AlexKVal

.eslintrc

@@ -11,24 +11,24 @@
     "react"
   ],
   "rules": {
-    "comma-spacing": 1,
+    "comma-spacing": 2,
     "key-spacing": 0,
     "no-underscore-dangle": 0,
-    "no-unused-vars": [1, { "vars": "all", "args": "none" }],
+    "no-unused-vars": [2, { "vars": "all", "args": "none" }],
     "no-var": 2,
-    "object-shorthand": 1,
-    "quotes": [1, "single", "avoid-escape"],
+    "object-shorthand": 2,
+    "quotes": [2, "single", "avoid-escape"],
     "react/display-name": 0,
-    "react/jsx-no-undef": 1,
-    "react/jsx-uses-react": 1,
-    "react/no-did-mount-set-state": 1,
-    "react/no-did-update-set-state": 1,
-    "react/no-multi-comp": 1,
-    "react/prop-types": [1, { ignore: [children, className] }],
-    "react/react-in-jsx-scope": 1,
-    "react/self-closing-comp": 1,
-    "react/wrap-multilines": 1,
-    "react/jsx-uses-vars": 1,
+    "react/jsx-no-undef": 2,
+    "react/jsx-uses-react": 2,
+    "react/no-did-mount-set-state": 2,
+    "react/no-did-update-set-state": 2,
+    "react/no-multi-comp": 2,
+    "react/prop-types": [2, { ignore: [children, className] }],
+    "react/react-in-jsx-scope": 2,
+    "react/self-closing-comp": 2,
+    "react/wrap-multilines": 2,
+    "react/jsx-uses-vars": 2,
     "strict": 0
   }
 }