fix suggested in issued 22

mercurial_keyring.py

@@ -52,6 +52,7 b' from urllib2 import AbstractBasicAuthHan'
 from mercurial.demandimport import ignore
 if "gobject._gobject" not in ignore:
     ignore.append("gobject._gobject")
+    ignore.append("configparser")
 
 import keyring
 from urlparse import urlparse