Sort unpublish material by modified desc
Merge branch 'trunk' of https://github.com/voer-platform/vpw

# By Luong Trieu (1) and luongtd (1)
# Via Luong Trieu
* 'trunk' of https://github.com/voer-platform/vpw:
  fix bug delete unpublished material
  fixbug update user profile
Improve import module