Reason:
TLS/SSL option to connect to a mail server is disabled by the Debian maintainer of this package. Apparently he has an issue with the SSL/TLS licensing and as such he has disabled that option. This is dangerous and for some mail servers is it unsupported.
Package creation based on:
http://www.howtoforge.com/repackage_deb_packages_debian_ubuntu
Download:
http://xsimi.cz/linux/mail-notification_4.1.dfsg.1-4.1a_i386.deb
Install (as root):
wget http://xsimi.cz/linux/mail-notification_4.1.dfsg.1-4.1a_i386.deb
dpkg -i mail-notification_4.1.dfsg.1-4.1a_i386.deb