Fix Indices/Flush after autogeneration

Author: polyfractal

src/Elasticsearch/Endpoints/Indices/Flush.php

@@ -16,6 +16,13 @@
  */
 class Flush extends AbstractEndpoint
 {
+    protected $synced = false;
+
+    public function setSynced($synced)
+    {
+        $this->synced = $synced;
+    }
+
     /**
      * @return string
      */
@@ -27,6 +34,10 @@ protected function getURI()
             $uri = "/$index/_flush";
         }
 
+        if ($this->synced === true) {
+            $uri .= "/synced";
+        }
+
         return $uri;
     }
 
@@ -49,7 +60,6 @@ protected function getParamWhitelist()
      */
     protected function getMethod()
     {
-        //TODO Fix Me!
         return 'GET';
     }
 }