[PATCH] More demangler stuff

[Benjamin Kosnik]

>2003-10-30  Carlo Wood  <carlo@alinoe.com>
>
>        * include/bits/demangle.h
>	(qualifier_list<Allocator>::decode_qualifiers(string_type&,
>	string_type&, bool) const): Made const.
>	(qualifier_list<Allocator>::M_printing_suppressed): Added mutable.
>	(_GLIBCXX_DEMANGLER_DOUT_ENTERING3, _GLIBCXX_DEMANGLER_RETURN3,
>	std::ostream& operator<<(std::ostream&, qualifier const&),
>	std::ostream& operator<<(std::ostream&, qualifier_list const&),
>	qualifier_list<Allocator>::decode_qualifiers(string_type&,
>	string_type&, bool) const,
>	session<Allocator>::decode_type_with_postfix(string_type&,
>	string_type&, qualifier_list<Allocator>*))
>	Added and/or changed debug-only hooks and code.

This is fine.

-benjamin