cleaned
findAllBookingInRange query added
findEventsByRoomInTimeRange, availability check query 
findEventByRoom and findMyEvent added
findEventsByRoomInTimeRange, availability check query 
findEventByRoom and findMyEvent added
findEventsByRoomInTimeRange, availability check query 
findEventByRoom and findMyEvent added
getting current user moved to JsfUtil Class
getting current user moved to JsfUtil Class
replace id by username
getMyEventAdded
added a method to get username from usergroups
event list view added