AUTHORS in ruby-graphviz-0.9.5 vs AUTHORS in ruby-graphviz-0.9.6

- old
+ new

@@ -1,8 +1,9 @@
 Gregoire Lejeune <glejeune.lejeune@free.fr>
 Brandon Coleman <metrix1978@gmail.com>
 Dave Burt <http://github.com/dburt>
 Miguel Cabrera <http://mfcabrera.com>
+obruening <http://github.com/obruening>
 
 Thanks to :
 
 Desmond Dsouza - Windows tests and corrections