preparing 2.4.7 switched to the latest xmllint manual page from John

* configure.in: preparing 2.4.7
* Makefile.am doc/Makefile.am: switched to the latest xmllint
  manual page from John
* doc/*: updated the doc and rebuilt the generated pages
Daniel
diff --git a/Makefile.am b/Makefile.am
index 36dcce5..98aea6e 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -34,7 +34,7 @@
 DEPS = $(top_builddir)/libxml2.la
 LDADDS = $(top_builddir)/libxml2.la @THREAD_LIBS@ @Z_LIBS@ $(ICONV_LIBS) -lm
 
-man_MANS = xmllint.1 xml2-config.1 libxml.4
+man_MANS = xml2-config.1 libxml.4
 
 m4datadir = $(datadir)/aclocal
 m4data_DATA = libxml.m4