Merge pull request kubernetes#2353 from thockin/externalips-admission

Update KEP 2200 (block ExternalIPs)

Author: k8s-ci-robot

keps/sig-network/2200-externalips-admission/README.md

@@ -30,16 +30,15 @@
 
 Items marked with (R) are required *prior to targeting to a milestone / release*.
 
-- [ ] (R) Enhancement issue in release milestone, which links to KEP dir in [kubernetes/enhancements] (not the initial KEP PR)
-- [ ] (R) KEP approvers have approved the KEP status as `implementable`
+- [X] (R) Enhancement issue in release milestone, which links to KEP dir in [kubernetes/enhancements] (not the initial KEP PR)
+- [X] (R) KEP approvers have approved the KEP status as `implementable`
 - [X] (R) Design details are appropriately documented
 - [X] (R) Test plan is in place, giving consideration to SIG Architecture and SIG Testing input
 - [X] (R) Graduation criteria is in place
-- [ ] (R) Production readiness review completed
-- [ ] Production readiness review approved
-- [ ] "Implementation History" section is up-to-date for milestone
+- [X] (R) Production readiness review completed
+- [X] Production readiness review approved
+- [X] "Implementation History" section is up-to-date for milestone
 - [ ] User-facing documentation has been created in [kubernetes/website], for publication to [kubernetes.io]
-- [ ] Supporting documentation—e.g., additional design documents, links to mailing list discussions/SIG meetings, relevant PRs/issues, release notes
 
 [kubernetes.io]: https://kubernetes.io/
 [kubernetes/enhancements]: https://git.k8s.io/enhancements