Merge pull request #21 from fede-moya/ci

Set CircleCi

Slim down the image

Don't package test deps, tests and a few other support files.

fix typo in readme

Merge pull request #7 from codeclimate/gd-example

Tweak example pattern

Log exception and fail hard

Fix README markup

Exit when config is invalid

Extended config

Added more flexibility to config by allowing configuring practically
every aspect of the output issues for each pattern.

Extended config

Added more flexibility to config by allowing configuring practically
every aspect of the output issues for each pattern.