Set default annotation style.
Address issue #355
Fix translator language selection.
Add specific permission for course announcements.
Make setting course permissions actually work.
Allow multiple languages when adding content
Make sure transcripts still load if captions are disabled
Add multiple selected content to course
The Globe and Tags icons were missing on content

The Globe and Tags icons were missing because they were getting their
html written over. They were in <i> tags, so I assumed that the text
content was supposed to show up in the Italics, rather than appending a
new element.
Make window resizing more dynamic and accurate
Remove "View All Public Content" page

Closes #410.
Adding Default Actions for Superselects
Moving Popup buttons to the left

And fixing default code
Allow users to do batch updates on their content.