remove config file from memory

comment.py

@@ -65,6 +65,15 @@ for name in config.get('network', 'hogs').split(',').strip('\"'):
         print('Error configuring button', b, e)
         continue
 
+
+# clear temp variables off the stack
+try:
+    del ip, port, net
+    del server, config
+except NameError as e:
+    print('failed to release memory', e)
+
+
 walker = ParseTreeWalker()
 listener = OscCommentMacroListener(servers)