first draft
Merge branch 'master' of github.com:Papiel/anyfetch-file-hydrater.js into tasks-on-redis

Conflicts:
	lib/handlers/hydrater.js
	test/errors.js
implementation of yaqs
add redis into travis
handle sigterms
improve sigterm function
update logger
improve status
fix /status test
Merge pull request #40 from AnyFetch/tasks-on-redis

Tasks on redis