Get image content from vpr
Merge branch 'trunk' of https://github.com/voer-platform/vpw

# By Luong Trieu (1) and vietdt (1)
# Via vietdt
* 'trunk' of https://github.com/voer-platform/vpw:
  display license queried from settings table
  fixbug lost author

Conflicts:
	vpw/views.py
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