#2367 Uncoverable PETSc 2.3.2 code

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@18643 b5f69653-2bf5-0310-8201-b0dafb8e1405
#2367 Ignore heart adaptivity library coverage.  We can't currently test this.

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@18661 b5f69653-2bf5-0310-8201-b0dafb8e1405