#2585 we don't actually need the offending include.

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@22404 b5f69653-2bf5-0310-8201-b0dafb8e1405
Mend unsigned to double conversion.

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@22408 b5f69653-2bf5-0310-8201-b0dafb8e1405