Adds Thomas Johansson to AUTHORS

AUTHORS

@@ -122,6 +122,7 @@ Steeve Morin <steeve.morin@gmail.com>
 Stefan Kjartansson <esteban.supreme@gmail.com>
 Steven Skoczen <steven@aquameta.com>
 Tayfun Sen <tayfun.sen@markafoni.com>
+Thomas Johansson <prencher@prencher.dk>
 Timo Sugliani
 Travis Swicegood <development@domain51.com>
 Vincent Driessen <vincent@datafox.nl>