added session info
re-ordered 01-2013-575 scripts
rationalised 07-2013-575/output files and filenames
fix meshblockID class to character in various places
untrack README.html
recalculated output/meshblockData.txt
recomputed crashMeshblocks.txt and meshblocksBoP.Rdata
major rationalisation to comply with changes in the main R/ scripts