#2405 Made ReMesh()  virtual to allow inheritance

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@21822 b5f69653-2bf5-0310-8201-b0dafb8e1405
#2550 Taking spere packing into account and fixing some oxs compile issues

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@21830 b5f69653-2bf5-0310-8201-b0dafb8e1405
#2550 Needed for r12830

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@21831 b5f69653-2bf5-0310-8201-b0dafb8e1405
#2551 Rescale method for cylindrical Vertex Mesh

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@21832 b5f69653-2bf5-0310-8201-b0dafb8e1405
#2550 Fixing Broken tests from r12830

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@21833 b5f69653-2bf5-0310-8201-b0dafb8e1405
Doxygen

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@21836 b5f69653-2bf5-0310-8201-b0dafb8e1405