[BWC] Add getPath() method to ConnectionInterface

Author: polyfractal

src/Elasticsearch/Connections/Connection.php

@@ -504,6 +504,14 @@ public function getUserPass()
         return null;
     }
 
+    /**
+     * @return null|string
+     */
+    public function getPath()
+    {
+        return $this->path;
+    }
+
     /**
      * @param $request
      * @param $response

src/Elasticsearch/Connections/ConnectionInterface.php

@@ -51,6 +51,13 @@ public function getHost();
      */
     public function getUserPass();
 
+    /**
+     * Get the URL path suffix, null if not set
+     *
+     * @return null|string;
+     */
+    public function getPath();
+
     /**
      * Check to see if this instance is marked as 'alive'
      *