bump to next MINOR-dev version
relax line length rules to accord with psr2

PSR2 wins this one out thanks to being a widely accepted standard.
Merge pull request #4 from libgraviton/feature/line-length-psr2-compat

Feature/line length psr2 compat
Merge branch 'release/1.1.0'
bump version in composer.json
Merge branch 'release/1.2.0'