introduce rubocop
Basic rubocop configuration
Disable a couple of cops for string and hash style
Through rubocop #1410 the Java::float problem was fixed
Comment our method name exception back in
 rubocop lib/ shoes-highlighter/ --auto-correct
Merge pull request #859 from shoes/rubocop

introduce rubocop to check code style and auto correct easy ones

* couple of cops ignored due to project specifics and team preferences