add support for passing log level via options (#10)
add support for passing log level via options (#10)

Reviewed-by: Jamie Young <b2c78c6757a5451b00e8e434de1bd2f45725ef96@turner.com>
Reviewed-by: Matt Crutchfield <9a898b1739fcbd2bc50fa55b7e0bde4dbfc502fd@turner.com>
PR-URL: #10 
caechols/cnn-logger