Fixed Tonegodgui broken wiki link

src/docs/asciidoc/jme3/contributions.adoc

@@ -95,7 +95,7 @@ a| *Contact person*
 a| link:http://hub.jmonkeyengine.org/members/t0neg0d/[t0neg0d] 
 
 a| *Documentation* 
-a| link:http://hub.jmonkeyengine.org/wiki/doku.php/jme3:contributions:tonegodgui[Wiki Page] 
+a| <<jme3/contributions/tonegodgui#,Wiki Page>> 
 
 a| *Available as SDK plugin* 
 a| Yes