Plugin uses deprecated get_settings() function

Hi, when using WP DEBUG mode I noticed some deprecation messages about get_settings() being deprecated. Here is a trivial patch to use get_option() instead.

Author: Leandro Lucarella <llucax@gmail.com>
Date:   Mon Aug 29 18:19:40 2011 -0300

    Subscribe2: Don't use deprecated get_settings()

diff --git a/wp-content/plugins/subscribe2/include/buttonsnap.php b/wp-content/plugins/subscribe2/include/buttonsnap.php
index 0fb0da5..2e35ba1 100644
--- a/wp-content/plugins/subscribe2/include/buttonsnap.php
+++ b/wp-content/plugins/subscribe2/include/buttonsnap.php
@@ -187,7 +187,7 @@ function TinyMCE_buttonsnap_cleanup(type, content) {
        {
                echo '<script type="text/javascript">
                var buttonsnap_request_uri = "' . $this->plugin_uri() . '";
-               var buttonsnap_wproot = "' . get_settings('siteurl') . '";
+               var buttonsnap_wproot = "' . get_option('siteurl') . '";
                </script>' . "\n";
 echo <<< ENDSCRIPT

@@ -389,7 +389,7 @@ MORESCRIPT;

        function plugin_uri($src = '')
        {
-               return get_settings('siteurl') . '/wp-content/plugins/' . $this->basename($src);
+               return get_option('siteurl') . '/wp-content/plugins/' . $this->basename($src);
        }

        function include_up($filename) {