Update .travis.yml
Merge pull request #133 from GrahamCampbell/patch-1

Update .travis.yml
Added `scopes` in the README example
Merge pull request #141 from mnapoli/patch-1

Added `scopes` in the README example
Update composer.json
Adds .gitattributes that excludes paths when installed via --prefer-dist

See https://groups.google.com/forum/#!topic/thephpleague/jyPyZJPwImc
See https://www.reddit.com/r/PHP/comments/2jzp6k/i_dont_need_your_tests_in_my_production/
Fixes PSR formatting causing build failures.
Merge pull request #150 from mdwheele/adds-gitattributes-for-dist

Adds .gitattributes that excludes paths when installed via --prefer-dist
Merge pull request #151 from mdwheele/fix-psr-build-failures

Fixes PSR formatting causing build failures.
Reduced line length
Merge pull request #153 from jildertmiedema/patch-1

Reduced line length
Added Meetup Provider to Readme
Merge pull request #161 from howlowck/master

Added Meetup Provider to Readme
Added ClientCredentials and Password Grants including tests