chore(release): Update CHANGELOG for 1.0.2 release.

Author: Mike Davis

CHANGELOG.md

@@ -4,6 +4,9 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## [1.0.2] - April 26th, 2020
+- Add datafileURLTemplate configuration option
+
 ## [1.0.1] - April 22, 2020
 - Update to use go-sdk 1.1.3. This has a fix to the batch event processor was creating a dispatcher without a logger.