Add install_deps tool
Force getting develop deps from META.json
Travis uses new fanout dep pulling
Customise script/beforescript
Reimplement all calls to system in a safe wrapper
Retidy maint stuff
add --timer to prove output
Reduce number of tests required to cover what we're trying to cover, while simultaneously increasing total coverage
Document sterile.yaml
Remove exhaustive Path Test
Update Changes/Readme
use SingleEncoding
Synchronise git subtree maint-travis-ci
Use new improved build set