Linux: Added support for RFCOMM devices using udev
Linux: Added support for RFCOMM devices using udev

RFCOMM devices were not being detected previously, as they do NOT have a parent device. This issue has been fixed.

This changeset has been tested using the cenumerator example provided by the library:

jorge@Jorge-Laptop:~/qtserialport$ ./examples/cenumerator/cenumerator
Total number of ports available: 1

Port: rfcomm0
Location: /dev/rfcomm0
Description:
Manufacturer:
Vendor Idenifier:
Product Idenifier:
Busy: No
jorge@Jorge-Laptop:~/qtserialport$

Change-Id: I7b145c6450be42380df5112694b54068bb6c5ad0
Reviewed-by: Laszlo Papp <2164cc32668ec579454611fc5261234262c80421@kde.org>
Reviewed-by: Denis Shienkov <1ad2dee90c89b865e4a01188e9919a005e3f77cf@yandex.ru>

kobolabs/qtserialport,kobolabs/qtserialport,RoadWorksSoftware/QtSerialPort-OS2,RoadWorksSoftware/QtSerialPort-OS2