removes unneeded files
RTE updates for styles and button placement
hides search correct
Fixes tree picker multiple count
updates umb.tv feeds on dashboard
re-adds the jquery-ui sorting

The other libraries werent mature enough so we'll have to stick with
this for now
Adds a way to do hotkys on webforms buttons
#U4-2962 Never hides name editor, better error feedback
Fixes: U4-2655 double-click to force reload
Improves the property safe alias lookup
Changes debounce function to use underscore
Fixes member data indexing to ensure it includes the unique key, fixes the EntityService search to return IEnumerable<EntityBasic>, not search results so the data returned is limited to non-sensitive data, adds AdditionalData to EntityBasic so we can add additional values like URL to outgoing entities, Fixes up the searchService, searchControllers to use new structure.
Fixes member issues
Getting all the search working nicely with the pickers (WIP)
Gets search searching on the member picker - but the member picker doesn't really work, not sure what the UI is supposed to be doing. FIxing some closure issues with the other pickers.
Fixes EntityController search to search fields correctly with the correct case and wildcards
Fixes: U4-3266 Xml cache file is not created/persisted
Fixes search algorithm to have more accurate results
Fixes: U4-3241 New content thinks it has been published

U4-3104 When a document is not published the links list shows there's an internal error
Fixes: U4-3269 When a document doesn't have a link and instead just displays a message (because it isn't published), the UI shouldn't render an achor as a link - and makes the preventDefault directive to support conditional logic.