Send content-type header 'null/null' when don't need set content-type for newly created or updated file
Send content-type header 'application/unknown' when don't need set content-type for newly created or updated file
Added getting membership for current user
RELEASE:Update maven parent to latest tag
[maven-release-plugin] prepare release 0.12.0
[maven-release-plugin] prepare for next development iteration
IDEX-811; IDEX-706: merge with master
RELEASE:Update maven parent to latest snapshot
Merge branch 'master' into new_tree