Fixed code quality in model
Removed unused imports
Added SyncedListeners to Order in order for the GUI to listen whenever
an Order is synced from the Global server
Merge branch 'dev-gui' of
ssh://git@github.com/Farenheight/Lidkoping-SH.git into dev-gui

Conflicts:
	src/se/chalmers/lidkopingsh/model/IModel.java