commit
Modified Booking and created addVenue
added obtainbooking and obtainuser
Merge branch 'master' of https://github.com/bryantylai/SADI-Assg2

Conflicts:
	BookingDB.ldb
	src/model/data/Booking.java
	src/server/ServerImp.java
	src/view/LoginUI.java
	src/view/SideBarUI.java