Add usb_modeswitch for dual mode USB modem

Add usb_modeswitch on BT4 Final, so dual Mode usb modem can be used on BT4. Thx....

Regards,
JoeleZ

There is an alternative version of usb_modeswitch developped by ESECO SYSTEMS which doesn't need libusb, but only usbfs support.
The project name is usbms and download of the source can be done at the following url usbms.svn.sourceforge.net

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Ivan Lovric
ESECO SYSTEMS
Web3.0 and Web4.0 appliances for videosurveillance, security and risk protection