This commit syncs msmtp-scripts with master as current
openwrt-19.07 is broken.
Cherry-picks and squashes the following commits from
master.
6d8cff9a msmtp-scripts: Fix LICENSE information
d163eaea msmtp-scripts: Overhaul and update like upstream
3c15d410 msmtp-scripts: Make conn_test default nc
b9cc3cf2 msmtp-scripts: Fix spool/lock dir permissions
f76408af msmtp-scripts: Add msmtprc permission docs
Signed-off-by: Daniel F. Dickinson <cshored@thecshore.com>
This commit adds the msmtp-scripts package from SourceForge, which
is a wrapper around msmtp that provides queueing, syslog or file logging,
and a basic SMTP (no auth) server.
Signed-off-by: Daniel Dickinson <lede@daniel.thecshore.com>