More tests
Improved errors workflow
Better logger design
Merge pull request #2 from kirs/patch-2

Better logger design
Merge pull request #5 from kirs/controller-tests

More tests
Update README.md
CodeClimate added.
Merge pull request #6 from kirs/improved-errors-workflow

Improved errors workflow
README fix
Subfolder log/supercharged for persistent logging.
Routes in README
Set table name "charges".
Version bump 1.0.0
.gitkeep for log/supercharged folder
Use sqlite on travis
Update README.md
:bad_request in GatewayNotificationsController unless any payload params given.