Updates dependencies
Adds heroku/heroku-buildpack-php as dev dependency
Adds Procfile
Adds some heroku specific Apache config
Corrects mistake in Procfile
Adds -v flag to Procfile
Updates Procfile to use built-in PHP web server
Sets Procfile to use apache, removes custom conf
Adds Heroku config
Corrects bad function name
Fixes error in heroku config file
Updates .php_cs for latest version of php-cs-fixer
Upgrades php-cs-fixer
CS fixes
Merge pull request #24 from GraphStory/feature/heroku-deployment

Updates graph-kit for heroku deployments