Log Message:
misc/ruby-daemons: update to 1.3.1

== Release 1.3.1: December 14, 2018

* Fix undefined local variable or method `pid_delimiter'

== Release 1.3.0: December 10, 2018

* Make logging more configurable.
* Add configuration options for pid file delimters, force_kill_waittime
* All status callback to be anything callable.