Thx, I got it one step further with your fix. Now the app crashes when I created a new project, or click on "Quick Tour". It it related to the menu also
"Item to be inserted into menu already is in another menu", some more details here:
2016-06-26 21:51:31.393 nwjs[4320:293985] *** Assertion failure in -[NSMenu insertItem:atIndex:], /Library/Caches/com.apple.xbs/Sources/AppKit/AppKit-1404.46/Menus.subproj/NSMenu.m:713
2016-06-26 21:51:31.394 nwjs[4320:293985] An uncaught exception was raised
2016-06-26 21:51:31.394 nwjs[4320:293985] Item to be inserted into menu already is in another menu