BPMSPL-38: Asset Oracle: Cross-referencing (so asset editors know about other assets). Cherry-picked from 0924b3668b23db391987547aa4cac5ceaa1552f4
Initial implementation of User Management screen
Add JavaDocs and remove obsolete code following move to use PicketLink
Merge remote-tracking branch 'upstream/0.5.x' into 0.5.x
User Management Editor: Add tests for view
User Management Editor: Add tests for backend
Merge pull request #51 from manstis/0.5.x

BPMSPL-38: Asset Oracle: Cross-referencing (so asset editors know about other assets)