Issue #73 change expertise notification link
Issue #73 Add view_new_notifications method and update polling to get only new notifications
Issue #73 split all notification view
Issue #73 add new_notification view
Issue #73 handle hover in css instead of js
Issue #73 fix dropdown width
Merge branch 'routes_and_gemfile_cleanup' into C1_AminaZoheir_#73_ViewNotifications

Conflicts:
	Idearator/app/assets/javascripts/notification_polling.js.erb
	Idearator/config/routes.rb
Issue #73 set one timeout for polling
Issue #73 Make all polling in 1 method
Issue #73 Empty view_all_notifications method
Issue #73 Update navigation notifications view

splits views, creates new view for navigation bar notifications
Issue #73 Add text method to notification models
Issue #73 Add text, read_by?, read_for in idea/user notification models
Issue #73 Add partial views for notifications
Issue #73 Update all notification views to use partials
Issue #73 Update notification css
Issue #73 Remove unused methods from notifications controller
Issue #73 Remove unused views
Issue #73 remove _view_all partial, add content in view_all_notifications
Issue #73 Change redirecting to get_script

before redirecting pass by methods in notification controller to set read to true