Merge pull request #2653 from 66eli77/wch

fixed title/description overlapping and vertically center title
Properly references video points_view on close of VideoWrapperView.
Merge branch 'wch' into video_points_fix
Continued refactoring of #2575

Took out conditionals that check for each entity type, and changed the
corresponding css for the entities to not be lowercase
Merge pull request #2654 from rtibbles/video_points_fix

remove videoPointsView
Merge pull request #2655 from howdyitshelena/2626

Continued refactoring of #2575
Reinstates sidebar styling. Add in faded background when sidebar is out.
Removes accidentally included (small) BIN file.
Takes advantage of new icon-[Kind] naming scheme for related content as well.
Merge pull request #2656 from rtibbles/style_fixes

Style fixes
Fixes #2665. Allow related_content through Tastypie endpoint.
Standardizes video and content url naming.
Temporarily disable download button for non-PDFs.
Fixes #2661.
Fixes #2664. Does additional first sort by "topic_spotlight" property during content import.
Merge pull request #2670 from rtibbles/spotlight

Content display fixes (for WCH)
Prevents slug collisions. Fixes #2671.
Make contentload final output more verbose.
Fixes slug generation for filenames with no "."
Fixes lack of default for related_content in videos.
Prevents navigate from creating an entry in the history when adding a trailing slash.