first amendments for sss branch accessRightsCollIntegration
integrating access rights serv in various coll serv ops
moved client rest interface for op collUserSetPublic to entityUserPublicSet
first sharing with users functionality
little adaptions to new sharing possibilities
add getCollSpace method for downward compatibility
final commit before starting to re-factor
*adding entity serv ops: entityUserCirclesGet, entityUserEntitiesToCircleAdd, entityUserUsersToCircleAdd, entityUserCircleCreate
Merge pull request #1 from learning-layers/accessRightsCollIntegration

Access rights coll integration