chore: Prepare for 1.0.0-beta5 release (#158)

Author: mjc1283

CHANGELOG.MD

@@ -7,6 +7,11 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ## [Unreleased]
 Changes that have landed but are not yet released.	Changes that have landed but are not yet released.
 
+## [1.0.0-beta5] - October 30th, 2019
+
+### Bug Fixes
+- fix(ExperimentWhitelistService): Fix finding variation by key [#155](https://github.com/optimizely/go-sdk/pull/155)
+
 ## [1.0.0-beta4] - October 28th, 2019
 
 ### New Features

pkg/version.go

@@ -18,7 +18,7 @@
 package pkg
 
 // Version is the current version of the client
-const Version = "1.0.0-beta4"
+const Version = "1.0.0-beta5"
 
 // ClientName is the name of the client
 const ClientName = "go-sdk"