Add case-sensitive hash check
Merge branch 'master' of github.com:LaravelIO/laravel-io

* 'master' of github.com:LaravelIO/laravel-io:
  add laracon eu heading
  update gitignore
  Update Makefile
  update
  Read data-attributes instead of element contents
  Add author/quote body as data attributes
  Also change main thread.
  Fix GitHubAuthenticator tests by mocking 'Lio\Github\GithubAuthenticatorListener'