fix rare hostname lookup crash where case sensitivity is important

template/qtgui/nsmclient.py

@@ -4,7 +4,7 @@
 PyNSMClient -  A New Session Manager Client-Library in one file.
 
 The Non-Session-Manager by Jonathan Moore Liles <male@tuxfamily.org>: http://non.tuxfamily.org/nsm/
-New Session Manager, by LinuxAudio.org: https://github.com/linuxaudio/new-session-manager
+New Session Manager by Nils Hilbricht et al  https://new-session-manager.jackaudio.org
 With help from code fragments from https://github.com/attwad/python-osc ( DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE v2 )
 
 MIT License
@@ -387,7 +387,8 @@ class NSMClient(object):
         else:
             #osc.udp://hostname:portnumber/
             o = urlparse(nsmOSCUrl)
-            return o.hostname, o.port
+            #return o.hostname, o.port #this always make the hostname lowercase. usually it does not matter, but we got crash reports. Alternative:
+            return o.netloc.split(":")[0], o.port
 
     def getExecutableName(self):
         """Finding the actual executable name can be a bit hard