Add info about composer.lock
Add info about composer.lock

nsg/dokku-buildpack-picocms,mraymond/heroku-buildpack-php,CHH/heroku-buildpack-php,CHH/heroku-buildpack-php,AlphaStaxLLC/heroku-buildpack-php-custom,mraymond/heroku-buildpack-php,Jonatasmz/php-buildpack,pierredup/packager-buildpack-php,stof/heroku-buildpack-php,ryosuzuki/php-buildpack,Scalingo/php-buildpack,jstacoder/heroku-buildpack-php-1,CHH/heroku-buildpack-php,OKAMca/heroku-buildpack-php,Jonatasmz/php-buildpack,jstacoder/heroku-buildpack-php-1,bobmaerten/dokku-buildpack-php,Scalingo/php-buildpack,penciu/apache,penciu/apache,nsg/dokku-buildpack-picocms,penciu/apache,OKAMca/heroku-buildpack-php,AlphaStaxLLC/heroku-buildpack-php-custom,bobmaerten/dokku-buildpack-php,stof/heroku-buildpack-php,AlphaStaxLLC/heroku-buildpack-php-custom,Scalingo/php-buildpack,pierredup/packager-buildpack-php,OKAMca/heroku-buildpack-php,stof/heroku-buildpack-php,cachethq/cachet-buildpack,ryosuzuki/php-buildpack