Issue#89 Add create and update User Rating methods to UserRatingsConroller
Issue#89 Add helper methods in UserRatingsHelper module
Merge branch 'C3_MahmoudHashish_#44_Delete_Idea' into C3_MahmoudHashish_#89_rating
Issue#89 Add Ratings to the Show Idea View and fix code layout
Merge branch 'master' into C3_MahmoudHashish_#89_rating
Issue#89 Add user_ratings/_form.html.erb to render the btns for rating
Issue#89 Add create method documentation
Issue#89 Add update method documentation
Issue#89 Add rating_ballot method documentation
Issue#89 Add current_user_rating method documentation
Issue#89 Fix current_user_rating method

Remove unneeded current_user set
Issue#89 Fix documentation by adding Author name
Merge branch 'master' into C3_marwa-mehanna_#84_VoteUnvote

Conflicts:
	Idearator/app/models/idea.rb
Merge branch 'master' into C3_marwa-mehanna_#84_VoteUnvote
Issue #84, Add Gemfile
Issue #84, Add vote/unvote in update method

Work in progress
Issue #84 ,Add user model
Issue #84,Add show view

Add submit tags of vote and unvote
Issue #84,Add attr access to model vote
Issue #84, Modify ideas_controller

button vote is replaced with unvote and vice versa