Add ES6 lint rules for updated naming guidelines

Author: jeremywiebe

es6/mobify-es6.yml

@@ -73,9 +73,14 @@ rules:
   require-yield: error
 
   # JS stylistic preferences
+  camel-case: always
   func-style:
     - error
     - expression
+  new-cap:
+    - newIsCap: true
+    - capIsNew: true
+    - properties: false
   new-parens: error
   no-alert: error
   no-labels: error