Firstly,let the client can work with some cyborg APIs.
This patch supports some Cyborg APIs below.
- devices API (v2) - only GET method
- device_profiles API (v2)
- accelerator_requests API (v2)
- deployables API (v2)
Accelerator in cloud layer supports create/delete/bind/unbind/list methods.
Change-Id: Ibd7ea4dbd358b992f1114fd101ed0a4404156042