Enable browser tests for KA Lite. Defaults to Firefox; didn't try on other browsers.
getting central server browser tests to work, fix wait bug (waited for 100s, not 100ms)
remove testing code from KA_test branch (automated browser install)
self code-review: removing cruft, adding more comments, cleaning questionable structure
small Django tweak to make usernames 75 chars long.  In order to work with old installationa and new installations, generated a django.contrib.auth schema change, but put it under the registration folder.
adding comments
Merge remote-tracking branch 'upstream/develop' into KA_test_lite
Relocate purge function into trun_tests() method.  Tidy up a progress message

Conflicts:
	kalite/utils/testrunner.py
changed decorator name, made sure they were all applied (as main app exists for central server, but tests should be skipped except when CENTRAL_SERVER=False
Merge remote-tracking branch 'upstream/develop' into KA_test_lite
removing broken include
removing duplicate tests, adding back testrunner.
Intermittent error: Failed to shutdown the live test server in 2 seconds.
fix browser testing [Errno 32] Broken pipe
remove extra cr/lf
Merge pull request #10 from gimick/KA_test_lite

Intermittent error: Failed to shutdown the live test server in 2 seconds
Merge remote-tracking branch 'upstream/develop' into KA_test_lite
Generalizing parameter passing of max wait time
Fix typeo in formatting string
Merge pull request #171 from bcipolli/syncmodels_typo

Fix typeo in formatting string