Added an error message if bluez is not installed.
Added an error message if bluez is not installed.


git-svn-id: 0710fbe372c220579f4cdfaf63352ddb98043b70@23858 eb33c2ac-9c88-4c90-87e0-44a10359b0c3

ccc395/Robotics,ccc395/Robotics,ccc395/Robotics