chore: Preparing for 3.6.1 release (#218)

Author: aliabbasrizvi

Diff for: CHANGELOG.md

@@ -1,5 +1,11 @@
 # Optimizely PHP SDK Changelog
 
+## 3.6.1
+November 19th, 2020
+
+### Bug Fixes
+- Added "enabled" field to decision metadata structure. [#217](https://github.com/optimizely/php-sdk/pull/217)
+
 ## 3.6.0
 November 2nd, 2020
 

Diff for: src/Optimizely/Event/Builder/EventBuilder.php

@@ -38,7 +38,7 @@ class EventBuilder
     /**
      * @const string Version of the Optimizely PHP SDK.
      */
-    const SDK_VERSION = '3.6.0';
+    const SDK_VERSION = '3.6.1';
 
     /**
      * @var string URL to send event to.

Diff for: tests/EventTests/EventBuilderTest.php

@@ -68,7 +68,7 @@ public function setUp()
                 ]],
                 'revision' => '15',
                 'client_name' => 'php-sdk',
-                'client_version' => '3.6.0',
+                'client_version' => '3.6.1',
                 'anonymize_ip'=> false,
                 'enrich_decisions' => true,
             ];