add ids to refresh button
core-5439 refactor code.
core-5257 fix folder name field
CORE-5313 Rating comments now optional.

Added an AppCommentCell with associated AppCommentSelectedEvent, handler interfaces, and appearance.
Added a Comments column in the App listing grid using this new cell.
Updated the AppsViewPresenter to now handle adding and editing App comments.
The Rating cell now only updates user (and avg) ratings.
Refactored some of the AppUserServiceFacade App comment method names and signatures, and added a rateApp method.
Refactored the rating and comment endpoints to take the App's wiki url, and the service facade now parses the URL to get the confluence wiki page name.
core-4375 add static ids to new desktop menu icons
Merge branch 'dev' of github.com:iPlantCollaborativeOpenSource/DiscoveryEnvironment into dev
core-5398 update item count on delete in analyses window
core-5450 remove non-default folder warning
core-5454 update DE nad belphegor version
CORE-5464 Reimplement sorting Apps by rating.

Added a Rating column comparator to AppColumnModel.
CORE-5464 minor refactor.
core-5380 core-5381 fix preferences defaults values
Merge branch 'dev' of github.com:iPlantCollaborativeOpenSource/DiscoveryEnvironment into dev
core-5455 disable sorting on comments column
core-5452 fix analysis window live view
core-5471 disable search for terms fewer than 3 chars
core-5466 fix perpetual loading mask when adjusting new file view buffer size.
core-5437 fix duplicate search
core-5437 fix unit test and additional corner cases
add mouse over effect for menu icons