Bug 737951 - CAMEL_DEBUG=smtp should provide information about SMTP server
Bug 737951 - CAMEL_DEBUG=smtp should provide information about SMTP server

This also adds more detailed debugging about the sent and received data
between the server and the client.

matzipan/evolution-data-server,tintou/evolution-data-server,tintou/evolution-data-server,matzipan/evolution-data-server,tintou/evolution-data-server,matzipan/evolution-data-server,matzipan/evolution-data-server,tintou/evolution-data-server,matzipan/evolution-data-server