Merge pull request #229 from maiergre/addrspace

.../java/net/floodlightcontroller/devicemanager/IDevice.java

...t/floodlightcontroller/devicemanager/internal/Device.java

...t/floodlightcontroller/devicemanager/internal/Entity.java

.../java/net/floodlightcontroller/forwarding/Forwarding.java

...main/java/net/floodlightcontroller/packet/BasePacket.java

src/main/java/net/floodlightcontroller/packet/IPacket.java

...java/net/floodlightcontroller/routing/ForwardingBase.java

...es/net.floodlightcontroller.core.module.IFloodlightModule

...troller/devicemanager/internal/DeviceManagerImplTest.java

...a/net/floodlightcontroller/forwarding/ForwardingTest.java

...test/java/net/floodlightcontroller/packet/PacketTest.java