#2553 removing unecesary comented code.

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@22222 b5f69653-2bf5-0310-8201-b0dafb8e1405
#254 - update FileFormats page

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@22223 b5f69653-2bf5-0310-8201-b0dafb8e1405