Compatibility patch to work with 4.6

Here is a patch to make it work with 4.6

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< function smarty_templates($directory) {
< $templates = file_scan_directory($directory, 'page.tpl$');
---
> function smarty_templates() {
> $templates = system_listing('^page\.tpl$', 'themes', 'filename');
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< return $templates;
---
> return $templates;
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< $primary_links = link_page();
---
> $primary_links = theme_get_setting('primary links');
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< $links = link_node($node, $main);
---
>
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< 'links' => ($links != '') ? theme('links', $links) : '',
---
> 'links' => ($node->links != '') ? theme('links', $node->links) : '',