Solve DS problem.

Author: larisagroza

src/JsonSchema/Uri/UriResolver.php

@@ -155,7 +155,7 @@ private static function normalizePath($path)
      */
     private static function getPathSegments($path) {
 
-        return explode(DIRECTORY_SEPARATOR, $path);
+        return explode("/", $path);
     }
 
     /**

src/JsonSchema/Uri/UriRetriever.php

@@ -265,7 +265,7 @@ private static function normalizePath($path)
      */
     private static function getPathSegments($path)
     {
-        return explode(DIRECTORY_SEPARATOR, $path);
+        return explode("/", $path);
     }
 
     /**