fixed proper escaping for literal strings passed to

Smarty_Compiler::_expand_quoted_text() by
Smarty_Compiler::_parse_var_props()

NEWS

@@ -1,3 +1,5 @@
+  - fix proper escaping for literal strings in
+    Smarty_Compiler::_parse_var_props() (boots, messju)
   - remove ambiguity for numeric values passed to smarty_make_timestamp()
     (and thus the date_format modifier). numeric values are treated as
     timestamps now. (andreas, messju)

libs/Smarty_Compiler.class.php

@@ -1650,7 +1650,7 @@ class Smarty_Compiler extends Smarty {
             }
         elseif(!in_array($val, $this->_permitted_tokens) && !is_numeric($val)) {
             // literal string
-            return $this->_expand_quoted_text('"' . $val .'"');
+            return $this->_expand_quoted_text('"' . strtr($val, array('\\' => '\\\\', '"' => '\\"')) .'"');
         }
         return $val;
     }