Change minversion for new fields from 0.11.1 to 0.10.3
Add logging during syncing, to help debugging.
Better URL redirection after successful registration
Merge branch 'release-0.10.3' of https://github.com/learningequality/ka-lite into release-0.10.3

Conflicts:
	kalite/registration/views.py
Merge pull request #1358 from bcipolli/registration_fixes

Registration fixes for 0.10.3