[ZF-8273]  setReturnPath overwrites setFrom in Zend_Mail_Protocol_Smtp
[ZF-8273]  setReturnPath overwrites setFrom in Zend_Mail_Protocol_Smtp

git-svn-id: abaeb2b3ba5a94ed391a9405ad7d63d0414021c9@18988 44c647ce-9c0f-0410-b52a-842ac1e357ba

stefanotorresi/zend-mail,matbech/zend-mail,Xerkus/zend-mail,mleko/zend-mail,MadCat34/zend-mail,rapidsoft-de/zend-mail,basz/zend-mail