Bump up GCI version.

Brief changelog compared to gci-dev-54-8743-3-0:
- Fixed performance regression in veth device driver
- Docker and related binaries are statically linked
- Fixed the issue of systemd being oom-killable
- Updated built-in kubelet version to 1.3.7
- add ethtool and ebtables binaries expected by kubelet

Fixes #32596

cluster/gce/config-default.sh

@@ -38,7 +38,7 @@ PREEMPTIBLE_MASTER=${PREEMPTIBLE_MASTER:-false}
 MASTER_OS_DISTRIBUTION=${KUBE_MASTER_OS_DISTRIBUTION:-${KUBE_OS_DISTRIBUTION:-gci}}
 NODE_OS_DISTRIBUTION=${KUBE_NODE_OS_DISTRIBUTION:-${KUBE_OS_DISTRIBUTION:-gci}}
 CVM_VERSION=container-v1-3-v20160604
-GCI_VERSION="gci-dev-54-8743-3-0"
+GCI_VERSION="gci-dev-55-8820-0-0"
 MASTER_IMAGE=${KUBE_GCE_MASTER_IMAGE:-}
 MASTER_IMAGE_PROJECT=${KUBE_GCE_MASTER_PROJECT:-google-containers}
 NODE_IMAGE=${KUBE_GCE_NODE_IMAGE:-${CVM_VERSION}}

cluster/gce/config-test.sh

@@ -39,7 +39,7 @@ PREEMPTIBLE_MASTER=${PREEMPTIBLE_MASTER:-false}
 MASTER_OS_DISTRIBUTION=${KUBE_MASTER_OS_DISTRIBUTION:-${KUBE_OS_DISTRIBUTION:-gci}}
 NODE_OS_DISTRIBUTION=${KUBE_NODE_OS_DISTRIBUTION:-${KUBE_OS_DISTRIBUTION:-gci}}
 CVM_VERSION=container-v1-3-v20160604
-GCI_VERSION="gci-dev-54-8743-3-0"
+GCI_VERSION="gci-dev-55-8820-0-0"
 MASTER_IMAGE=${KUBE_GCE_MASTER_IMAGE:-}
 MASTER_IMAGE_PROJECT=${KUBE_GCE_MASTER_PROJECT:-google-containers}
 NODE_IMAGE=${KUBE_GCE_NODE_IMAGE:-${CVM_VERSION}}

test/e2e_node/jenkins/image-config.yaml

@@ -16,6 +16,6 @@ images:
     image: e2e-node-containervm-v20160321-image
     project: kubernetes-node-e2e-images
   gci-family:
-    image_regex: gci-dev-54-8743-3-0
+    image_regex: gci-dev-55-8820-0-0
     project: google-containers
     metadata: "user-data<test/e2e_node/jenkins/gci-init.yaml"