Add v0.3.2 to changelog
Add v0.3.2 to changelog

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