Author: Ruslan Kabalin
MDL-11378 Add SMTP security protocol setting to email configuration
http://git.moodle.org/gw?p=moodle.git;a=commit;h=70ad827c6c568a01a399d6d9931654fc8c057241
http://github.com/moodle/moodle/commit/70ad827c6c568a01a399d6d9931654fc8c057241
+ 2.3 en [configsmtphosts,message_email]
+ 2.3 en [configsmtpsecure,message_email]
+ 2.3 en [none,message_email]
+ 2.3 en [smtpsecure,message_email]