Initial refactoring (may be broken)
Move delete_zone to central / org management (as redirect goes there; it's really a central-only action at this time)
Refactoring code fully, removing cruft, documenting TODOs
Merge branch 'update_version_schema' into refactor_control_panel_context
Don't know (yet) why this is needed, I just know that it is!
Fix up two refactor bugs.
Merge branch 'release-0.11' of github.com:learningequality/ka-lite into refactor_control_panel_context

Conflicts:
	kalite/control_panel/views.py
Merge branch 'refactor_control_panel_context' of github.com:bcipolli/ka-lite into refactor_control_panel_context
Merge pull request #995 from bcipolli/refactor_control_panel_context

Refactor control panel context