bookmarking functions
drop and drop transfers paperid to topics directive
alert user when topic name is null or all spaces
triple = for checking null
AbstractRefactor: uses urlTemplate, uses hash for likestatus
Removes some useless things and comments out the sns stuff
Merge branch 'develop' of https://github.com/Sage-Bionetworks/Interactome into abRefactor
Abstract Selection: removed checkbox
Green background color and checkmark shown to user now on select
Removed ugly jquery.
Merge pull request #73 from NJLucyk/abRefactor

Abstract refactor
Separted controllers into their own files. Expect merge conflicts
Pagination: no longer hardcoded to 100
Will only show when there is more than one page.
Merge pull request #76 from NJLucyk/separateControllers

Separted controllers into their own files. Expect merge conflicts
Merge branch 'develop' of https://github.com/Sage-Bionetworks/Interactome into pagination
drag and drog adds saved papers to topics
draggable object is nice and small
no duplicate adds allowed
merged conflict res, added ng-hide/show for 'no abstracts added'
Merge pull request #77 from NJLucyk/pagination

Pagination
merged pagination
Merge pull request #75 from NJLucyk/abRef

Abstract Selection: removed checkbox
updated header controller