Implement user inactivation

Comment some functions
Add attribute argument to get_user()

ipa-admintools/ipa-adduser

@@ -83,6 +83,9 @@ def main():
     except kerberos.GSSError, e:
         print "Could not initialize GSSAPI: %s/%s" % (e[0][0][0], e[0][1][0])
         return 1
+    except xmlrpclib.ProtocolError, e:
+        print "Unable to connect to IPA server: %s" % (e.errmsg)
+        return 1
 
     return 0