Component diagram
and comments in TCP/UPnP
Merge branch 'master' of https://github.com/GufCab/Semester-Projekt---Pi-Program

Conflicts:
	HiPi_Pi_Linux/Diagrams/Diagrams.modelproj
	HiPi_Pi_Linux/Diagrams/ModelDefinition/Diagrams.uml
	HiPi_Pi_Linux/Diagrams/ModelDefinition/Package1_1651.uml
	HiPi_Pi_Linux/Diagrams/ModelDefinition/Package3_1713.uml
	HiPi_Pi_Linux/Diagrams/ReverseEngineering.Log.xml
	HiPi_Pi_Linux/PlaybackCtrl/PlaybackCtrl.cs
	HiPi_Pi_Linux/PlaybackCtrl/PlayqueueHandler.cs