add $smarty.ldelim and $smarty.rdelim to smarty special var

NEWS

@@ -1,3 +1,4 @@
+  - add $smarty.ldelim and $smarty.rdelim to smarty special var (Monte)
   - fall back to old uniqid()-behaviour when tempnam() fails in
     core.write_file.php (messju)
   - fix capitalize modifier, don't rely on buggy ucwords (Monte)

libs/Smarty_Compiler.class.php

@@ -2040,6 +2040,14 @@ class Smarty_Compiler extends Smarty {
                 $_max_index = 3;
                 break;
 
+            case 'ldelim':
+                $compiled_ref = "'$this->left_delimiter'";
+                break;
+
+            case 'rdelim':
+                $compiled_ref = "'$this->right_delimiter'";
+                break;
+                
             default:
                 $this->_syntax_error('$smarty.' . $_ref . ' is an unknown reference', E_USER_ERROR, __FILE__, __LINE__);
                 break;