Submodule updates: PHP, bundler

PHP.tmbundle: 9516870..79f7d68

  * 931a567 Added \e escape code (Jannes Jeising)

    Escape was added in PHP 5.4, see https://bugs.php.net/bug.php?id=60350

bundler.tmbundle: 88f1b30..52001ff

  * 52001ff Alert the user if the bundle is not in good shape (Elia Schito)