added ids to different abstract content parts and send it when save changes button is clicked
added  variable in update method of abstractc controller
removed saved changed btn inside abstract modal
added save changes btn below the abstract content
added update comment btn at the end of each set of comments
defined comment_update function
defiend update_comments_btn click function
Merge branch 'master' of git://github.com/swaroopsm/Fizzroop
added a link for the admin to see image in a new window.