Merge pull request #558 from javiercejudo/patch-1

Update TJ Holowaychuk's username in the readme

Readme.md

@@ -8,7 +8,7 @@ node-canvas
 
 ## Authors
 
-  - TJ Holowaychuk ([visionmedia](http://github.com/visionmedia))
+  - TJ Holowaychuk ([tj](http://github.com/tj))
   - Nathan Rajlich ([TooTallNate](http://github.com/TooTallNate))
   - Rod Vagg ([rvagg](http://github.com/rvagg))
   - Juriy Zaytsev ([kangax](http://github.com/kangax))