allow setting password hash directly, in debug mode only.
enabling generatefakedata to work in and out of debug mode.  Just in case :)
Merge remote-tracking branch 'upstream/develop' into no_password_facility_user

Conflicts:
	kalite/securesync/models.py
	kalite/securesync/tests.py
merging code to choose hash based on is_teacher
Merge pull request #77 from bcipolli/no_password_facility_user

allow setting password hash directly, in debug mode only.