Fix binary environment build failure due to package not found (#487)
Fix binary environment build failure due to package not found (#487)

Subpackage k8s.io/client-go/pkg/api/v1 is no longer exist in HEAD.
(https://github.com/kubernetes-incubator/external-storage/issues/324)
For now, just duplicate the FunctionLoadRequest struct like what go environment did.
platform9/fission,fission/fission,fission/fission,life1347/fission,life1347/fission,fission/fission,fission/fission,life1347/fission,life1347/fission,life1347/fission,life1347/fission,life1347/fission,platform9/fission,life1347/fission,life1347/fission,platform9/fission,platform9/fission