Renamed showTrainingGUI to ShowReservation. Did proper renaming when
fetching ShowReservation object in class ReservationDisplay. GUI needs
to be able to fetch a JPanel from ReservationDisplay <- not yet
implemented.
Merge branch 'master' of https://github.com/KayJayOkay/XP-Atletik.git

Conflicts:
	XP Atletik/src/gui/showTrainingGUI.java