regenerated the API description, rebuilt, improved navigation in

* elfgcchack.h testapi.c doc/libxml2-api.xml doc/*: regenerated
  the API description, rebuilt, improved navigation in documentation
  a bit.
Daniel
diff --git a/doc/APIsymbols.html b/doc/APIsymbols.html
index 9c6f168..341c84c 100644
--- a/doc/APIsymbols.html
+++ b/doc/APIsymbols.html
@@ -2356,6 +2356,8 @@
 <a href="html/libxml-xmlregexp.html#xmlRegExecCallbacks">xmlRegExecCallbacks</a><br />
 <a href="html/libxml-xmlregexp.html#xmlRegExecCtxt">xmlRegExecCtxt</a><br />
 <a href="html/libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a><br />
+<a href="html/libxml-xmlregexp.html#xmlRegExecErrInfo">xmlRegExecErrInfo</a><br />
+<a href="html/libxml-xmlregexp.html#xmlRegExecNextValues">xmlRegExecNextValues</a><br />
 <a href="html/libxml-xmlregexp.html#xmlRegExecPushString">xmlRegExecPushString</a><br />
 <a href="html/libxml-xmlregexp.html#xmlRegExecPushString2">xmlRegExecPushString2</a><br />
 <a href="html/libxml-xmlregexp.html#xmlRegFreeExecCtxt">xmlRegFreeExecCtxt</a><br />