Merge branch 'master' of github.com:stackgl/stackgl.github.io

Author: hughsk

index.html

@@ -66,7 +66,7 @@ <h3>WebGL Workshop</h3>
       <p>
         Some other good learning resources include
         <a target="_blank" href="http://learningwebgl.com">Learning WebGL</a>,
-        <a target="_blank" href="http://http://www.webglacademy.com/">WebGL Academy</a>, and
+        <a target="_blank" href="http://www.webglacademy.com/">WebGL Academy</a>, and
         <a target="_blank" href="http://glslsandbox.com/">GLSL Sandbox</a>.
 
         If you're particularly interested in shaders, you might want to check out
@@ -85,7 +85,7 @@ <h2>community</h2>
       <ul>
         <li>Freenode IRC: <a href="http://webchat.freenode.net/?channels=stackgl">#stackgl</a></li>
         <li>GitHub: <a href="http://github.com/stackgl">github.com/stackgl</a></li>
-        <li>Contributing: <a href="https://github.com/stackgl/contibuting">github.com/stackgl/contributing</a></li>
+        <li>Contributing: <a href="https://github.com/stackgl/contributing">github.com/stackgl/contributing</a></li>
         <li>Shader School: <a href="http://github.com/stackgl/shader-school">github.com/stackgl/shader-school</a></li>
         <li>WebGL Workshop: <a href="http://github.com/stackgl/webgl-workshop">github.com/stackgl/webgl-workshop</a></li>
       </ul>