[USBCCGP]

[USBCCGP]
- Implement querying device relations for FDO
- Implement creating device objects for each discovered function
- Invalidate device relations after the child pdo have been created
- Implement PDO device relations, most of query id, query device capabilities, start device
- USBCCGP should now initialize and create the child pdos
- Next is device control handling
- WIP, untested

svn path=/branches/usb-bringup-trunk/; revision=55219