Host usb connection with supported devices

- Supported devices: htc-prophet, htc-elf and ipaq 191x
- Host's kernel support for:

Device Drivers  --->
  [*] Network device support  --->
    USB Network Adapters  --->
      M Multi-purpose USB Networking Framework
      M   CDC Ethernet support (smart devices such as cable modems)
      M   Simple USB Network Links (CDC Ethernet subset)
      [*]     Embedded ARM Linux links (iPaq, ...)