Client - allow to get configuration of connection (add getter)

src/Meritoo/LimeSurvey/ApiClient/Client/Client.php

@@ -119,6 +119,16 @@ class Client
         return new Result($method, $rawData);
     }
 
+    /**
+     * Returns configuration used while connecting to LimeSurvey's API
+     *
+     * @return ConnectionConfiguration
+     */
+    public function getConfiguration()
+    {
+        return $this->configuration;
+    }
+
     /**
      * Returns manager of the JsonRPC client used while connecting to LimeSurvey's API
      *