diff --git a/library/smarty/libs/sysplugins/smarty_internal_parsetree_template.php b/library/smarty/libs/sysplugins/smarty_internal_parsetree_template.php
deleted file mode 100644
--- a/library/smarty/libs/sysplugins/smarty_internal_parsetree_template.php
+++ /dev/null
@@ -1,94 +0,0 @@
-<?php
-/**
- * Smarty Internal Plugin Templateparser Parse Tree
- * These are classes to build parse tree in the template parser
- *
- * @package    Smarty
- * @subpackage Compiler
- * @author     Thue Kristensen
- * @author     Uwe Tews
- */
-
-/**
- * Template element
- *
- * @package    Smarty
- * @subpackage Compiler
- * @ignore
- */
-class Smarty_Internal_ParseTree_Template extends Smarty_Internal_ParseTree {
-
-    /**
-     * Array of template elements
-     *
-     * @var array
-     */
-    public $subtrees = Array();
-
-    /**
-     * Create root of parse tree for template elements
-     *
-     * @param object $parser parse object
-     */
-    public function __construct($parser) {
-        $this->parser = $parser;
-    }
-
-    /**
-     * Append buffer to subtree
-     *
-     * @param Smarty_Internal_ParseTree $subtree
-     */
-    public function append_subtree(Smarty_Internal_ParseTree $subtree) {
-        if (!empty($subtree->subtrees)) {
-            $this->subtrees = array_merge($this->subtrees, $subtree->subtrees);
-        } else {
-            if ($subtree->data !== '') {
-                $this->subtrees[] = $subtree;
-            }
-        }
-    }
-
-    /**
-     * Sanitize and merge subtree buffers together
-     *
-     * @return string template code content
-     */
-    public function to_smarty_php() {
-        $code = '';
-        for ($key = 0, $cnt = count($this->subtrees); $key < $cnt; $key++) {
-            if ($this->subtrees[$key] instanceof Smarty_Internal_ParseTree_Text) {
-                $subtree = $this->subtrees[$key]->to_smarty_php();
-                while ($key + 1 < $cnt && ($this->subtrees[$key + 1] instanceof Smarty_Internal_ParseTree_Text || $this->subtrees[$key + 1]->data == '')) {
-                    $key++;
-                    if ($this->subtrees[$key]->data == '') {
-                        continue;
-                    }
-                    $subtree .= $this->subtrees[$key]->to_smarty_php();
-                }
-                if ($subtree == '') {
-                    continue;
-                }
-                $code .= preg_replace('/((<%)|(%>)|(<\?php)|(<\?)|(\?>)|(<\/?script))/', "<?php echo '\$1'; ?>\n", $subtree);
-                continue;
-            }
-            if ($this->subtrees[$key] instanceof Smarty_Internal_ParseTree_Tag) {
-                $subtree = $this->subtrees[$key]->to_smarty_php();
-                while ($key + 1 < $cnt && ($this->subtrees[$key + 1] instanceof Smarty_Internal_ParseTree_Tag || $this->subtrees[$key + 1]->data == '')) {
-                    $key++;
-                    if ($this->subtrees[$key]->data == '') {
-                        continue;
-                    }
-                    $subtree = $this->parser->compiler->appendCode($subtree, $this->subtrees[$key]->to_smarty_php());
-                }
-                if ($subtree == '') {
-                    continue;
-                }
-                $code .= $subtree;
-                continue;
-            }
-            $code .= $this->subtrees[$key]->to_smarty_php();
-        }
-        return $code;
-    }
-}