* Removed deprecated SchoolDataEntity
** Added first draft of UserGroup school data entities
** Added roles settings navigation widget and empty view where it leads
to
** Merged SystemUserRole into EnvironmentUserRole
** Added listUserEnvironmentRoles and listRoles methods into
UserSchoolDataBridge
** Added Role, UserRole and UserRoleType school data entities
** Implemented listUserEnvironmentRoles and listRoles methods in school
data mock plugin
** Added new test data for role testing
** Added listRoles method into UserController
** Added listRoles method into UserSchoolDataController
** Renamed UserRole -> RoleEntity
** Renamed EnvironmentUserRolePermission -> EnvironmentRolePermission
** Renamed CourseUserRolePermission -> CourseRolePermission
** Renamed ResourceUserRolePermission -> ResourceRolePermission
** Renamed UserRolePermission -> RolePermission
** Renamed EnvironmentUserRole -> EnvironmentRoleEntity
** Renamed EnvironmentUserRoleType -> EnvironmentRoleType
** Renamed UserRole -> RoleEntity
** Renamed UserRoleType as RoleType
** Changed RoleType COURSE -> WORKSPACE
** Renamed CourseUserRole -> WorkspaceRoleEntity
** Added sort to WorkspaceTypeSettingViewBackingBean init to ensure
order
** Added RoleController
** Moved listRoles method from UserController into RoleController
** Added findRoleEntity, setRoleEntity, findRoleEntityById,
listRoleEntities, listRoleEntities, listEnvironmentRoleEntities and
listWorkspaceRoleEntities methods into RoleController
** Fixed RoleType class name in Role interface
** Added RoleSchoolDataIdentifier entity
** Fixed test data scripts
** Added role <-> role entity management into settings plugin
** Renamed UserRoleType -> RoleType in school data mock plugin
** Added convenience methods for finding EnvironmentRoleEntity and
WorkspaceRoleEntity by Role into RoleController
** Added method for finding Role by School Data Source and indetifier
into RoleController
** Added method for find environment Role by User into RoleController
** Added updateRole method into EnvironmentUserRoleDAO
** Added interface for SchoolDataEntityInitiator
** Added findRole method into UserSchoolDataBridge
** Replaced ensureUserEntities method in UserSchoolDataController by
EntityInititors mechanism