Added email parameters and monitoring rules to bacula::director

Signed-off-by: Samuli Seppänen <samuli@openvpn.net>
Added support for defining a monitoring email address in bacula::filedaemon

Signed-off-by: Samuli Seppänen <samuli@openvpn.net>
Added support for defining a monitoring email address in bacula::storagedaemon

Also removed some Debian-specifisms from bacula-sd.monit.erb

Signed-off-by: Samuli Seppänen <samuli@openvpn.net>
Removed Debian-specifisms from bacula-fd.monit.erb

Signed-off-by: Samuli Seppänen <samuli@openvpn.net>