optmizing CakeEmail, and improving tests, transport class config() now returns configs array if no array is passed
optmizing CakeEmail, and improving tests, transport class config() now returns configs array if no array is passed


	See: cakephp/cakephp@2efa3b0377300ae103981533529a654d3a399afd


QoboLtd/project-template-cakephp,QoboLtd/project-template-cakephp,ojengwa/cake-appengine,makallio85/fish-diary,ojengwa/cake-appengine,QoboLtd/project-template-cakephp,QoboLtd/project-template-cakephp,makallio85/fish-diary,makallio85/fish-diary,QoboLtd/project-template-cakephp