intro.xml: Escape '&', validate.

2009-07-20  Benjamin Kosnik  <bkoz@redhat.com>

	* doc/xml/manual/intro.xml: Escape '&', validate.
	* doc/xml/manual/using.xml: Validate, dead link check.
	* doc/xml/manual/strings.xml: Same.
	* doc/xml/manual/appendix_contributing.xml: Same.
	* doc/xml/manual/iterators.xml: Same.
	* doc/xml/manual/spine.xml: Same.

	* doc/xml/faq.xml: Remove redundant xreflabel entities.
	* doc/xml/gnu/gpl-3.0.xml: Same.
	* doc/xml/manual/mt_allocator.xml: Same.
	* doc/xml/manual/allocator.xml: Same.
	* doc/xml/manual/ctype.xml: Same.
	* doc/xml/manual/codecvt.xml: Same.
	* doc/xml/manual/backwards_compatibility.xml: Same.
	* doc/xml/manual/shared_ptr.xml: Same.
	* doc/xml/manual/abi.xml: Same.
	* doc/xml/manual/auto_ptr.xml: Same.
	* doc/xml/manual/internals.xml: Same.
	* doc/xml/manual/parallel_mode.xml: Same.
	* doc/xml/manual/bitmap_allocator.xml: Same.
	* doc/xml/manual/build_hacking.xml: Same.
	* doc/xml/manual/evolution.xml: Same.
	* doc/xml/manual/debug.xml: Same.
	* doc/xml/manual/localization.xml: Same.
	* doc/xml/manual/appendix_contributing.xml: Same.
	* doc/xml/manual/locale.xml: Same.
	* doc/xml/manual/messages.xml: Same.
	* doc/xml/manual/spine.xml: Same.
	* doc/xml/manual/test.xml: Same.
	* doc/xml/book.txml: Same.
	* doc/xml/spine.xml: Same.

	* doc/html: Regenerate.

From-SVN: r149835