Update New Source panel for Media

Added list of recent files, recent recordings, and folders list of media files. All saved in settings. Connect list of recent recordings with recorder.

Recorder.cpp

@@ -462,6 +462,8 @@ void VideoRecorder::terminate()
         Log::Info("Video Recording : try a lower resolution / a lower framerate / a larger buffer size / a faster codec.");
     }
 
+    // remember and inform
+    Settings::application.recentRecordings.push(filename_);
     Log::Notify("Video Recording %s is ready.", filename_.c_str());
 }