** Added listByUserAndRole, listIllusionGroupsByUserAndRole and
countByGroupAndRole methods into IllusionGroupUserDAO
** Added listIllusionGroupsByUserAndRole and
countIllusionGroupUsersByGroupAndRole methods into
IllusionGroupController
** Fixed illusion group create view to work with persistence changes
** Added Illusion link into site menu
** Added initial draft of Illusion Group listing