removed some annoying warnings fixed a bug in the PubidChars definition,

* check-xml-test-suite.py: removed some annoying warnings
* chvalid.def chvalid.c include/libxml/chvalid.h: fixed a bug
  in the PubidChars definition, regenerated, there is still
  a bug left somewhere
* genChRanges.py: save the header directly in include/libxml/
* configure.in: I generated a 2.6.0beta6 earlier today
Daniel
diff --git a/configure.in b/configure.in
index 23b2962..c8483ff 100644
--- a/configure.in
+++ b/configure.in
@@ -7,7 +7,7 @@
 LIBXML_MAJOR_VERSION=2
 LIBXML_MINOR_VERSION=6
 LIBXML_MICRO_VERSION=0
-LIBXML_MICRO_VERSION_SUFFIX=beta5
+LIBXML_MICRO_VERSION_SUFFIX=beta6
 LIBXML_VERSION=$LIBXML_MAJOR_VERSION.$LIBXML_MINOR_VERSION.$LIBXML_MICRO_VERSION$LIBXML_MICRO_VERSION_SUFFIX
 LIBXML_VERSION_INFO=`expr $LIBXML_MAJOR_VERSION + $LIBXML_MINOR_VERSION`:$LIBXML_MICRO_VERSION:$LIBXML_MINOR_VERSION