Fix guild template scripts with Python 3

templates/guild/convert.py

@@ -1,4 +1,4 @@
-#! /usr/bin/python
+#! /usr/bin/env python3
 # -*- coding: utf-8 -*-
 
 # This script generates the various files for a guild, and installs them

templates/guild/convertall.py

@@ -14,5 +14,5 @@ a=t.read()
 t.close()
 b=a.split('\n')
 for c in b:
-        print c + local_copy
+        print(c + local_copy)
         os.system('./convert.py '+c + local_copy)