Fix for #1069 - allow more videos to be downloaded after a successful download.
Positive top margin on video points-container to fix #1088.
Merge pull request #1093 from rtibbles/video_fixes

Fixes for #1069 and #1088 - allow repeated video downloads and prevent points from being shown.
Merge pull request #1084 from bcipolli/999

Make update script call into setup (which detects it should do an update)
Merge branch 'release-0.11' of github.com:learningequality/ka-lite into pre_dubbed_video_support