add ApartmentJTable
- Add class ApartmentJTable
- Add method setID() in Meter
- small changes class Strings
- small changes class apartment - set ArrayList<Meter>,
ArrayList<Meter>) public
- changes ApartmentPanel
Merge branch 'master' of https://github.com/krischanstapelfeldt/qm

Conflicts:
	src/de/globalposeidon/Qualitaet/gui/ApartmentPanel.java
	src/de/globalposeidon/Qualitaet/model/Apartment.java