Support gpu for cuttlefish remote instances

Bug: 147335651
Test: acloud-dev create --gpu nvidia-tesla-p100
acloud-dev create_cf --multi-stage-launch --build_target aosp_cf_x86_phone-userdebug \
--branch git_master --build_id 6119471 --autoconnect --kernel_build_target \
cf_x86_phone-userdebug --gpu nvidia-tesla-p100
Change-Id: I4961ee5dd77e1efa5c932bfc2a5b856dfff3a2da
6 files changed