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
Merge branch 'dev-gui' into dev

Conflicts:
	LidkopingSHTest/src/se/chalmers/lidkopingsh/model/OrderTest.java
	LidkopingSHTest/src/se/chalmers/lidkopingsh/model/TestStationComparator.java
	src/se/chalmers/lidkopingsh/database/OrderDbStorage.java
	src/se/chalmers/lidkopingsh/model/Order.java
	src/se/chalmers/lidkopingsh/model/Product.java
	src/se/chalmers/lidkopingsh/model/Stone.java
Fixed syntax errors after conflict