Fixes for launcher.config / WorldQueue.config XML Changes and version bump to 0.2.1

Fixes for pylotro following format changes to WorldQueue.config by Turbine on 20-Nov-2014 which broke pylotro functionality.  Initial patches by blosco posted to LOTRO forums in the following thread, with additional patches provided by myself to complete the new argument template.

See relevant thread here:
https://www.lotro.com/forums/showthread.php?559349-Can-t-log-in-with-Linux-at-the-moment-anybody-else