Merge pull request #221 from kokhang/k8s-api-changes

aws/efs/cmd/efs-provisioner/efs-provisioner.go

aws/efs/cmd/efs-provisioner/efs-provisioner_test.go

aws/efs/pkg/gidallocator/allocator.go

ceph/cephfs/cephfs-provisioner.go

docs/README.md

flex/pkg/volume/delete.go

flex/pkg/volume/provision.go

glide.lock

glide.yaml

.../cmd/glusterblock-provisioner/glusterblock-provisioner.go

lib/controller/controller.go

lib/controller/controller_test.go

lib/controller/volume.go

lib/leaderelection/resourcelock/provisionpvclock.go

local-volume/bootstrapper/bootstrapper.go

local-volume/provisioner/cmd/main.go

local-volume/provisioner/pkg/cache/cache.go

local-volume/provisioner/pkg/common/common.go

local-volume/provisioner/pkg/deleter/deleter.go

local-volume/provisioner/pkg/deleter/deleter_test.go