Remove leftover debugging stuff
Merge branch 'master' of https://github.com/andy-morris/travis-run
Clean up docker_create a bit and add versions to image tags
Fix backend arg parsing
Dont use subshells for command cases

..that dicks with the signal handling
style
Fix signal handling

turns out traps in functions are local to that function .. gah
Exit when we don't have a yaml module
Update OSX install instructions
Make CANCELLED 'boolean'
Update travis-run-matrix.sh
Make BOOT2DOCKER 'boolean'
Fix logic error
Use `return` instead of `exit` so traps get executed properly
Redirect all build output to stderr
Update README
Reset the LANG before ssh'ing to the container

Otherwise we get all sorts of problems as the container most likely
doesn't have the proper locales installed
echo -n -> printf
exit -> return
docker_clean: remove image even if container does not exist