Cleanup, cleanup .. removed libxml softlink for good cleanup to get 100%

Cleanup, cleanup ..
* configure.in Makefile.am: removed libxml softlink for good
* include/libxml/*.h *.c doc/Makefile.am: cleanup to get
  100% coverage by gtk-doc
Daniel
diff --git a/HTMLparser.c b/HTMLparser.c
index 8812c3d..4f37f6a 100644
--- a/HTMLparser.c
+++ b/HTMLparser.c
@@ -1785,6 +1785,9 @@
  * @URI:  URI for the dtd, or NULL
  * @ExternalID:  the external ID of the DTD, or NULL
  *
+ * Creates a new HTML document without a DTD node if @URI and @ExternalID
+ * are NULL
+ *
  * Returns a new document, do not intialize the DTD if not provided
  */
 htmlDocPtr
@@ -1827,6 +1830,8 @@
  * @URI:  URI for the dtd, or NULL
  * @ExternalID:  the external ID of the DTD, or NULL
  *
+ * Creates a new HTML document
+ *
  * Returns a new document
  */
 htmlDocPtr