prepared the 4.1.8 release
prepared the 4.1.8 release

UofSC/php-shared-functions,UofSC/php-shared-functions,Chhunlong/swiftmailer,jamesggordon/swiftmailer,fvosberg/swiftmailer,handautsav/swiftmailer,peterkokot/swiftmailer,c960657/swiftmailer,zghosts/swiftmailer,fvosberg/swiftmailer,deguif/swiftmailer,michabbb-backup/swiftmailer,Dubz/swiftmailer,tweakers-dev/swiftmailer,papagel/swiftmailer,Pardot/swiftmailer,papagel/swiftmailer,robertklein/swiftmailer,kuslahne/swiftmailer,c960657/swiftmailer,swiftmailer/swiftmailer,handautsav/swiftmailer,Dubz/swiftmailer,zghosts/swiftmailer,tweakers-dev/swiftmailer,peterkokot/swiftmailer,denpamusic/swiftmailer,gencer/swiftmailer,kuslahne/swiftmailer,peterkokot/swiftmailer,denpamusic/swiftmailer,robertklein/swiftmailer,Rotzbua/swiftmailer,gburyakovsky/swiftmailer,gencer/swiftmailer,Pardot/swiftmailer,Chhunlong/swiftmailer,jamesggordon/swiftmailer,voku/swiftmailer,voku/swiftmailer,gburyakovsky/swiftmailer,Pardot/swiftmailer,Rotzbua/swiftmailer,deguif/swiftmailer,UofSC/php-shared-functions,michabbb-backup/swiftmailer,swiftmailer/swiftmailer,Pardot/swiftmailer