Change permission for update and create UserSubgroup.
Merge branch 'amporn-dev' of github.com:LarngearTech/Zelfer into amporn-dev
Merge branch 'amporn-dev' of github.com:LarngearTech/Zelfer into amporn-dev
Change Group management to be draggable but not yet finished.
Merge branch 'amporn-dev' of github.com:LarngearTech/Zelfer into amporn-dev
Merge branch 'amporn-dev' of github.com:LarngearTech/Zelfer into amporn-dev
Fix extendedtext qti creator.