Feature/CEC detection (#877)

* Add CEC functionality

* Initial commit

* removed libCEC from the system skip list

Co-authored-by: Paulchen Panther <16664240+Paulchen-Panther@users.noreply.github.com>

include/api/API.h

@@ -406,4 +406,4 @@ private:
 
     // current instance index
     quint8 _currInstanceIndex;
-};
+};