LYFT-6528 - adding support for warn loglevel
Merge pull request #1 from lyft/LYFT-6528-rollbar-support-for-warn-loglevel

LYFT-6528 - adding support for warn loglevel
LYFT-6528 - specify API token to use
Merge pull request #2 from lyft/LYFT-6528-documentation-update-for-access_token-value

LYFT-6528 - specify API token to use
Merge pull request #6 from lyft/master

Provide support for "WARN" log-level