Update changelog and add prow.sh

Author: gnufied

.prow.sh

@@ -0,0 +1,4 @@
+#! /bin/bash
+
+. release-tools/prow.sh
+main

CHANGELOG-0.1.0.md renamed to CHANGELOG-0.1.md

@@ -1,10 +1,12 @@
-# v0.1.0
-
 ## Support Status
 
 Alpha
 
-## Initial release Changelog
+## v0.1.1
+
+* [#61](https://github.com/kubernetes-csi/external-resizer/pull/61) Verify claimref associated with PV before doing volume expansion.
+
+## v0.1.0
 
 * [#1](https://github.com/kubernetes-csi/external-resizer/pull/1) Add a external resize controller which monitors Persistent volume claims and performs CSI `ControllerExpandVolume` as needed.
 * [#26](https://github.com/kubernetes-csi/external-resizer/pull/26) If plugin does not implement `ControllerExpandVolume` it performs a no-op expansion and updates PV object.