Stop pushing calico/node image into hosts & cache etcd container.
Stop pushing calico/node image into hosts & cache etcd container.


Former-commit-id: 52b99637ab2d931d172757ba62c1aed734c869d0
TrimBiggs/libnetwork-plugin,projectcalico/libcalico,insequent/libcalico,tomdee/libcalico,Symmetric/libcalico,TrimBiggs/libcalico,projectcalico/libnetwork-plugin,djosborne/libcalico,caseydavenport/libcalico,alexhersh/libcalico,L-MA/libcalico,tomdee/libnetwork-plugin,plwhite/libcalico,robbrockbank/libcalico,TrimBiggs/libnetwork-plugin