Implemented client-side one room per reservation. Revised ReservationService to follow convention.
added date validation and custom message error
added jquery picker and jquery-ui plugins
revise check-in/check-out to jquery on reservation/details.gsp
fix reservation
Added unit test for ReservationService getReservedRooms
added test 3 test in ReservationService
Merge branch 'reservation'

Conflicts:
	grails-app/conf/Config.groovy
Merge remote master