Moved frontend application to 'frontend' folder.

We will use 'public' dir to store assets that will be served up with the
application. The frontend application's assets will be pushed to public
dir when grunt build is executed.
Rearranged project structure and authenticates with Google accounts.
Added repository field to package.json
Added angular scaffold.
Ember client can redirct to auth page
Using lineman template for ember app
Node server returns user information as meta data
Added some styling to login page
Updated name of file where accounts are saved