uodate to 4.9.0

bump version to 4.8.0

bump version to 4.7.1

bump to version 4.7.0

return boolean value from apply_config/validate_config

Delete .travis.yml

Merge pull request #16 from cronitorio/celerybeat-schedule-error

Move celerybeat-schedule to new tempfile to avoid startup errors

remove logging.basicConfig

add project description

Merge pull request #15 from cronitorio/celerybeat

Add celerybeat autodiscovery to cronitor-python