REFS: #480 Comment stream in group pages seem to have language option
Merge branch 'biodiv2.0' of https://github.com/sathishinlinux/biodiv into biodiv2.0
REFS :#495 Nullpointer for displayName in search sidebar
REFS: #503 Error while locking observation
Merge pull request #112 from sathishinlinux/biodiv2.0

FIXES: #480,#495,#503