Update the changelog for the 0.1.16 release
Update the changelog for the 0.1.16 release

raelik/jruby-gradle-plugin,jamescway/jruby-gradle-plugin,jamescway/jruby-gradle-plugin,MisumiRize/jruby-gradle-plugin,jamescway/jruby-gradle-plugin,raelik/jruby-gradle-plugin,MisumiRize/jruby-gradle-plugin,MisumiRize/jruby-gradle-plugin,raelik/jruby-gradle-plugin