Reimplement the content comments design
Merge origin/newframework and fix conflicts
Reuse new thumbnail macro in content comments widget
XSS WIP
Removing unnecessary TrimPath modifiers
Merge origin/newframework and fix conflicts
Follow up on code review (contentcomments)
Merge remote-tracking branch 'origin/newframework' into contentcomments
Follow up on code review
Updated UI to comply with Hilary#421
Updated contentType where necessary
Merge pull request #2657 from nicolaasmatthijs/issue-421

Follow up for Hilary#421
resourceTypes parameter in general search should be array
WIP on bringing over activities widget to newframework
Use safeURL and safeUserInput in activity widget template.
Finish bringing the activity widget over to the new framework, fix an infinite scroll bug where lists in lists would confuse paging
Merge remote-tracking branch 'origin/newframework' into contentcomments
Fixes per review
Hiding columns in tenant admin view and trimming entered values
Button skinability