separating main and central urls and views into their respective apps
separating main and central templates more completely
separate central and main apps in settings
Merge remote-tracking branch 'origin/test_runner' into separate_server_code
Merge branch 'test_runner' into separate_server_code
adding tests, fixing a bug in my code that they caught\!  Woot tests\!
remove is_central (looks unnecessary to me)
of course, missed a reference to is_central :(
renaming views and templates, loadtesting available anytime (as long as app is installed)
Merge branch 'separate_server_code' of git://github.com/bcipolli/ka-lite into bcipolli-separate_server_code

Conflicts:
	kalite/settings.py
FIX: Moved some central server settings back out of a conditional block.