small changes
Merge branch 'GUIBranch' of https://github.com/hhrosvick/seng403-W2013.git into GUIBranch
Merge branch 'GUIBranch' of https://github.com/hhrosvick/seng403-W2013.git into GUIBranch
small change to lessons and challenges tabs
Merge branch 'GUIBranch' of https://github.com/hhrosvick/seng403-W2013.git into GUIBranch
small change