Transfered files from private repo

src/GroupWidget.cpp

src/GroupWidget.hpp

src/MainPanel.cpp

src/MainPanel.hpp

src/ZonePanel.cpp

src/ZonePanel.hpp

src/ZoneWidget.cpp

src/ZoneWidget.hpp

src/mac/MacWindow.cpp

src/mac/MacWindow.hpp

src/mac/MacWindowsManager.cpp

src/mac/MacWindowsManager.hpp

src/osc/ip/IpEndpointName.cpp

src/osc/ip/IpEndpointName.h

src/osc/ip/NetworkingUtils.h

src/osc/ip/PacketListener.h

src/osc/ip/TimerListener.h

src/osc/ip/UdpSocket.h

src/osc/ip/posix/NetworkingUtils.cpp

src/osc/ip/posix/UdpSocket.cpp