Working on #306 (Integrate OSGi plugin mechanism on gateway)
Working on #306 (Integrate OSGi plugin mechanism on gateway)
Merge branch 'develop' into feature/gateway-plugins

Conflicts resolved:
	iwsn-gateway/src/main/java/de/uniluebeck/itm/tr/iwsn/gateway/DeviceManagerImpl.java
	iwsn-gateway/src/main/java/de/uniluebeck/itm/tr/iwsn/gateway/GatewayConfig.java
	iwsn-gateway/src/main/java/de/uniluebeck/itm/tr/iwsn/gateway/GatewayModule.java
Added packages to framework-extender-gateway
Working on #306 (Integrate OSGi plugin mechanism on gateway)
Working on #306 (Integrate OSGi plugin mechanism on gateway)
Fixed broken unit test SmartSantanderEventBrokerObserverTest
Working on #306 (Integrate OSGi plugin mechanism on gateway)
Working on #306 (Integrate OSGi plugin mechanism on gateway)