Added changelog

Author: bdpiprava

CHANGELOG.md

@@ -0,0 +1,19 @@
+## 1.0.0 - 2018-03-19
+
+### Added
+- Assign work to kubernetes GoCD agent based on job identifier.
+- Restrict creation of new pods when pending pod count is already at user specified threshold.
+- Support for agent status report with following information -
+    - Pod information
+    - GoCD agent information
+    - Pod events
+    - Pod logs
+    - Pod configuration in form of YAML file
+- Support to configure plugin settings using service account token and CA cert of cluster.
+
+**_NOTE: _** *_Requires GoCD version 18.2.0 or higher. Plugin will not work with the older version of GoCD._*
+
+ 
+## 0.0.1 - 2017-10-26
+
+Initial release of plugin.