dep update time
update t-b
updated t-b
lets try using a pty so we can make sure we get correct colorised log output
correct the shutdown logic

if state isn't set to :stopping, or something other than :working, then it won't actually shutdown
update t-b with some rvm/rbx changes, and assert message fixes
Merge remote-tracking branch 'origin/jk_build_script' into hh-saucelabs-api-wrapper

Conflicts:
	Gemfile.lock