Tidies

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@20810 b5f69653-2bf5-0310-8201-b0dafb8e1405
This has been annoying me for a while

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@20812 b5f69653-2bf5-0310-8201-b0dafb8e1405