Initial replacement of divider panes.
Annotations float properly. Works for both graders and students. Some code cleanup too.
This boot file is no longer needed.
Merge branch 'master' of git://github.com/MarkUsProject/Markus into panes
Equal height panes
Force drag bar to be same height as panes.
Some pretty hacky fixes for the panes...
Merge pull request #1529 from arkon94/panes

Resizable Panes. Fixes #1475