Comitting `composer.lock`
Assert exception message in tests
Merge pull request #77 from aik099/76-assert-all-exception-properties-in-tests

Assert exception message in tests
Configure Travis CI to run Live tests
Merge pull request #78 from aik099/74-run-live-tests-on-travis

Configure Travis CI to run Live tests
Add PHP 5.6 to Travis CI build config