Add all changes from deprecated repository to CHANGELOG

CHANGELOG.md

+# v4.0.0
+- Remove redundant field in the rbac.yaml (https://github.com/kubernetes-retired/external-storage/pull/970)
+- Fixing documentation to be correct for both `kubectl` and `oc` (https://github.com/kubernetes-retired/external-storage/pull/969)
+- Point nfs-client users to Helm and split up yamls (https://github.com/kubernetes-retired/external-storage/pull/995)
+- Use `kubernetes-sigs/sig-storage-lib-external-provisioner` instaed of `incubator/external-storage/lib` (https://github.com/kubernetes-retired/external-storage/pull/1026)
+- Fill in rbac.yaml with ServiceAccount manifest (https://github.com/kubernetes-retired/external-storage/pull/1060, https://github.com/kubernetes-retired/external-storage/pull/1179)
+- Fix some typos in README (https://github.com/kubernetes-retired/external-storage/pull/1054)
+- Make nfs-client ARM deployment consistent with regular deployment (https://github.com/kubernetes-retired/external-storage/pull/1090)
+- Update Deployment apiVersion (from `extensions/v1beta1` to `apps/v1`) and added selector field (https://github.com/kubernetes-retired/external-storage/pull/1230/, https://github.com/kubernetes-retired/external-storage/pull/1231/, https://github.com/kubernetes-retired/external-storage/pull/1283/, https://github.com/kubernetes-retired/external-storage/pull/1294/)
+- Fix namespace in deployments (https://github.com/kubernetes-retired/external-storage/pull/1087, https://github.com/kubernetes-retired/external-storage/pull/1279)
+
+# v3.1.0
+- README Clarifications and minor formatting improvements (https://github.com/kubernetes-retired/external-storage/pull/938/)
+- Make leader-election configurable: default endpoints object namespace to controller's instead of kube-system (https://github.com/kubernetes-retired/external-storage/pull/957)
+
+# v3.0.1
+- Fix archiveOnDelete parsing (https://github.com/kubernetes-retired/external-storage/pull/929)
+
+# v3.0.0
+- Adds archiveOnDelete parameter to provisioner (https://github.com/kubernetes-retired/external-storage/pull/905)
+- Change all clusterroles to have endpoints permissions and reduced events permissions, consolidate where possible (https://github.com/kubernetes-retired/external-storage/pull/892)
+
+# v2.1.2
+- Propagate StorageClass MountOptions to PVs (https://github.com/kubernetes-retired/external-storage/pull/835)
+- Skip deletion if the corresponding directory is not found (https://github.com/kubernetes-retired/external-storage/pull/859)
+
+# v2.1.1
+- Revert "Add namespace extended attributes to directory" (https://github.com/kubernetes-retired/external-storage/pull/816)
+
+# v2.1.0
+- Change the storage apiVersion from `storage.k8s.io/v1beta1` to `storage.k8s.io/v1` (https://github.com/kubernetes-retired/external-storage/pull/599)
+- Fix Makefile to build on OSX (https://github.com/kubernetes-retired/external-storage/pull/661)
+- Change the RBAC apiVersion from `rbac.authorization.k8s.io/v1alpha1` to `rbac.authorization.k8s.io/v1` (https://github.com/kubernetes-retired/external-storage/pull/656)
+- Add serviceAccount to deployment (https://github.com/kubernetes-retired/external-storage/pull/653)
+- README Improvements (https://github.com/kubernetes-retired/external-storage/pull/687)
+- Add namespace extended attributes to directory (https://github.com/kubernetes-retired/external-storage/pull/672)
+
 # v2.0.1
 - Add support for ARM (Raspberry PI). Image at `quay.io/external_storage/nfs-client-provisioner-arm`. (https://github.com/kubernetes-incubator/external-storage/pull/275)