fix bug when problem  with connection
Merge remote-tracking branch 'origin/master'

Conflicts:
	vkaudio/VkAudioWpf/VkAudioWpf/MainWindow.xaml.cs
Merge remote-tracking branch 'origin/master'

Conflicts:
	vkaudio/VkAudioWpf/VkAudioWpf/MainWindow.xaml.cs