no sudo needed!
cache cache cash!
add some jobs and retry stuff
test against 1.7.13, because
upgrade fog

stop using our fork and instead use upstream
reenable lang mappings in Docker
print out lang mappings during Docker startup
convert lang to sym

lang mappings are sym => string
Revert "convert lang to sym"

unneeded as hashr does this for us

This reverts commit 00d28e01dd5b89abdd49c2bbea48ff1aceec2e08.
Merge branch 'master' into hh-build-api

Conflicts:
	Gemfile.lock