Updated ITC icons need to be implemented

There are newly updated ICT icons that need to be implemented. They are in the sprite sheet that can be downloaded here:

http://www.curriki.org/xwiki/bin/view/Project/Iconography

They can also be found as individual GIF files here:

http://www.curriki.org/xwiki/bin/view/Project/Instructional+Component+Type+%28ICT%29+icons