(new) sync to dropbox on court booking
(new) dropbox updated on deleted booking
(new) bookings cancelled/updated also send_to_dropbox
(new) guest css
(new) guest booking adds player to db
(fix) guest booking with one name
(fix) crash for team booking
(fix) admin check to override isbookingtime
(fix) booking day 'new' corrected
(fix) player show unpaid and future bookings
(fix) time taken from timeslot not booking