libusbhost: Add usb_device_connect_kernel_driver()

This can be used to ask the kernel to disconnect its driver for a device
so usb_device_claim_interface() can claim it instead.

Also increased size of descriptor buffer and added some debugging logs

Change-Id: I4945196d957fb8493716eb9b7e5463c06b168ef1
Signed-off-by: Mike Lockwood <lockwood@android.com>