updated CHANGELOG
updated CHANGELOG

c960657/swiftmailer,jamesggordon/swiftmailer,michabbb-backup/swiftmailer,gencer/swiftmailer,gencer/swiftmailer,swiftmailer/swiftmailer,jamesggordon/swiftmailer,michabbb-backup/swiftmailer,voku/swiftmailer,c960657/swiftmailer,voku/swiftmailer,swiftmailer/swiftmailer,Rotzbua/swiftmailer,Rotzbua/swiftmailer