Some revisionism to allow migration history to be run on InnoDB database.
Remove CSS files auto-generated by grunt from repo.
Add CSS files generated through grunt to .gitignore
Default to DEBUG = True iff CENTRAL_SERVER = True.
fix syntax
fix text
Merge pull request #1513 from mauk81/patch-1

fix syntax
Merge pull request #1514 from mauk81/patch-2

fix text
fix syntax error (python2.6)