v 1.5.5, 29 December 2014 - added some files that are needed to pump stuff out 

v 1.5.6, 5 Feb 2015 - modified scripts/tools/generate so that if the _build file in a particular
	directory doesn't exist, create it

v 1.5.7, 5 Feb 2015 - changed django version in requirements so it uses the latest
