[xenial] bluetooth inidcator menu is listing all scanned devices

[Yung Shen]

After open bluetooth-wizard for pairing some devices, many unfamiliar bt devices starting to appear in bluetooth indicator menu.

Steps to reproduce:

1. click on bluetooth indicator icon
2. click on "Bluetooth Settings..."
3. click on "+" button
4. wait for the scanning

Expected result:

Compared to 14.04, 12.04, only connected deices will be listed under bluetooth indicator menu.

Actual results:

All the discoverable devices is being listed.

Additional note:
The menu will return to normal then show only paired devices, after a while, roughly 2 minutes or later.

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: indicator-bluetooth 0.0.6+16.04.20160214-0ubuntu1
ProcVersionSignature: Ubuntu 4.4.0-12.28-generic 4.4.4
Uname: Linux 4.4.0-12-generic x86_64
ApportVersion: 2.20-0ubuntu3
Architecture: amd64
CurrentDesktop: Unity
Date: Tue Mar 15 14:44:17 2016
InstallationDate: Installed on 2016-03-14 (0 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Alpha amd64 (20160307)
SourcePackage: indicator-bluetooth
UpgradeStatus: No upgrade log present (probably fresh install)