** Added entity for Illusion event participant groups
** Bumped version into 3.1.8-SNAPSHOT
Merge branch 'devel' into FTR-156_ILGRPS
** Renamed IllusionEventParticipantGroup -> IllusionEventGroup
** Added IllusionEventGroupMember entity
** Added DAO classes for IllusionEventGroup and IllusionEventGroupMember
entities
** Fixed error message on IllusionEventAccessPermissionCheck
** Added IllusionEventGroupController
** Added Illusion REST service and implemented end-point for creating
groups
** Added view for managing Illusion event groups
** Generalized getParticipantDisplayName into
AbstractIllusionEventBackingBean
** Fixed bug in Illusion participants view that caused nameless
participants to be displayed completely without name in ui
** Fixed bug in Illusion event participants view that caused last
breadcrump item to be disabled
** Fixed integration test sql scripts
** Simplified build by removing extra .metamodel source folder
** Added @SecurityContext annotation into setUrlName method (fixes
problems with secutity checks when some bean is trying to accesx
setUrlName method
** Replaced Illusion menu with new navigation system
** Removed illusionmenu.xhtml as deprecated
** Unified all Illusion event list and panel uis
** Added two new grid classes (narrow-left and narrow-right)
** Changed Illusion event views to use narrow- instead slim- classes
** Fixed bug that caused profile image servlet to send error instead of
cached image
** Fixed editprofile view grid classes