per_listener_settings makes reload on HUP fail

[nikin]

When using per_listener_settings true in my config reloading the config with HUP signal fails with error message

console output

/ # ./usr/sbin/mosquitto -c /mosquitto/config/mosquitto.conf 

1571132980: mosquitto version 1.6.7 starting
1571132980: Config loaded from /mosquitto/config/mosquitto.conf.
1571132980: Opening ipv4 listen socket on port 1884.
1571132980: Opening ipv4 listen socket on port 1883.
1571132980: Opening ipv6 listen socket on port 1883.
1571132990: Reloading config.
1571132990: Error: per_listener_settings must be set before any other security settings.
1571132990: Error found at /mosquitto/config/mosquitto.conf:1.

mosquitto.conf

per_listener_settings true

port 1883

user mosquitto
log_dest stdout
allow_anonymous false

### Listener 2

listener 1884 127.0.0.1
allow_anonymous true

This was recreated with release 1.6.7 as well as 1.6.3

[ralight]

Thank you, that is now fixed in the fixes branch.