some advance: CVCenter:*makeWindow opens widgets in the right tab after the gui has been closed

Signed-off-by: nuss <st9fan@gmail.com>
bugfix: if 'addToExisting' is false remove all current widgets
working on the display of loaded setups (display OSC and MIDI connections, actions properly)

Signed-off-by: nuss <st9fan@gmail.com>
CVCenterControllersMonitor updated from TabbedView to TabbedView2
cosmetics

Signed-off-by: nuss <st9fan@gmail.com>