refactor: shared eslint config (apache#458)

Author: breautek

.eslintrc.yml

@@ -1,10 +1,6 @@
 root: true
-extends: semistandard
-rules:
-  indent:
-    - error
-    - 4
-  camelcase: off
-  padded-blocks: off
-  operator-linebreak: off
-  no-throw-literal: off
+extends: '@cordova/eslint-config/browser'
+
+overrides:
+    - files: [tests/**/*.js]
+      extends: '@cordova/eslint-config/node-tests'