update chef and test infrastructure components
add rubocop configuration
rubocop style fixes
update rake helper tasks
cleanup kitchen config to run locally for now
update travis ci configuration
Merge pull request #132 from phlipper/test-updates

updates to test infrastructure
Split master and slave sql grant files
Simplify password usage for mysql client
style cleanup, make tests pass
add contribution from @avit to the README
Merge pull request #133 from phlipper/cleanup-replication

Cleanup replication

closes #129
Added cluster package attribute, apt attribute and undeprecated cluster

The apt attribute allows skipping the percona apt setup. Useful for
environments where there is not outside internet access and all apt
packages are via local mirrors.
Fixed an issue with failure to restart mysql on initial provisioning.
Bumped version
Moved to using the service to stop mysql before configuring.
reverted cookbook/package versions, renamed use_percona_apt attribute
Fixed readme spacing
style cleanup
add contribution from @tkuhlman to the README