synched with sf.net r401

Revision 401:
	small fix to mqtt program
Revision 400:
	Updated MQTT Network app. Now with virtual modules and remote module control
Revision 398:
	- fixed bug in camera widget
	- added port/resolution/fps parameters to camera driver
	- added gdlib3 support to CameraCaptureV4L wrapper
	- added MQTT app (Automation/Interconnections) 
	- added MQTT to NetHelper
	- added unhalded exceptions trapping to main program
Revision 397:
	added Windows base files
Revision 396:
	Integrated Nmqtt library