#2349 Fix one resuming dynamic cells test by munging the suffix

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@19551 b5f69653-2bf5-0310-8201-b0dafb8e1405
#2412 Make dealing with the CellML default stimulus nicer.

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@19552 b5f69653-2bf5-0310-8201-b0dafb8e1405
Tidy wiki links in tutorial.

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@19555 b5f69653-2bf5-0310-8201-b0dafb8e1405
#2349 Fix exception reordering in r19551

git-svn-id: https://chaste.cs.ox.ac.uk/svn/chaste/trunk@19556 b5f69653-2bf5-0310-8201-b0dafb8e1405