Rewrite the plugin to use HybridAuth
Commenting on qa-plugin.php
Final changes for the 2.0.0 release of the plugin.

Updated code to work with the latest 1.6 Q2A changes. Updated plugin
minimum version to 1.6, so this won't work with Q2A 1.5. Added the
option to use zocial icon set.
Update Readme file. Cleanup obsolete files
Update Readme file