switching on visibility in applet has no effect

[Karl-Philipp Richter]

Switching on bluetooth visibility with the switch in the applet/indicator dropdown doesn't make the device visible and visibility needs to be triggered in the dialog opened after clicking on the settings button.

ProblemType: Bug
DistroRelease: Ubuntu 17.10
Package: indicator-bluetooth 0.0.6+17.10.20170605-0ubuntu3
ProcVersionSignature: Ubuntu 4.13.0-19.22-generic 4.13.13
Uname: Linux 4.13.0-19-generic x86_64
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
ApportVersion: 2.20.7-0ubuntu3.6
Architecture: amd64
CurrentDesktop: Unity:Unity7:ubuntu
Date: Wed Dec 20 16:16:06 2017
InstallationDate: Installed on 2015-12-12 (739 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
SourcePackage: indicator-bluetooth
UpgradeStatus: Upgraded to artful on 2017-10-19 (61 days ago)