Init checking of the existing sessions
First effort to use DBus to communicate between apps. Enable opening the new sequence in the existing session
Check all input args
Merge branch 'master' into featureSession
Merge branch 'master' into featureSession
Clean unused code to handle dbus
Format code
Merge branch 'master' into featureSession
Merge branch 'master' into featureSession

Conflicts:
	app/plaYUVerApp.h
Merge branch 'master' into featureSession
Add Qt DBus as optional dependency in order to be compatible with windows
Update debian dependencies
Fix minor bugs reagarding qtdbus
Change PlaYUVerStream in order to handle different interfaces to read and write streams
Merge branch 'master' into devel
Merge branch 'master' into devel
Fix CMakelists
Update Readme
Merge branch 'devel'