Branching feature merged

Author: uttamukkoji

CHANGELOG.md

@@ -2,9 +2,10 @@
 ## CHANGELOG
 ------------------------------------------------
 ## Version 2.1.0
-###### Date: 14-Oct-2021
+###### Date: 29-Oct-2021
 ### New Feature
     - Live Preview feature support added
+    - Content branching feature support added
 ------------------------------------------------
 
 ## Version 2.0.0

src/Support/Utility.php

@@ -388,7 +388,7 @@ public static function contentstackRequest($queryObject = '', $type = '')
             $Headers     = Utility::headers($queryObject);
 
             $request_headers = array();
-            $request_headers[] = 'x-user-agent: contentstack-php/1.6.1';
+            $request_headers[] = 'x-user-agent: contentstack-php/2.1.0';
             $request_headers[] = 'api_***: '.$Headers["api_***"];
             if (Utility::isLivePreview($queryObject)) {
                 $request_headers[] = 'authorization: '.$queryObject->contentType->stack->live_preview['management_token'] ;