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/include/libxml/parser.h b/include/libxml/parser.h
index f3ae597..fdfb75f 100644
--- a/include/libxml/parser.h
+++ b/include/libxml/parser.h
@@ -19,8 +19,10 @@
 extern "C" {
 #endif
 
-/*
- * Constants.
+/**
+ * XML_DEFAULT_VERSION:
+ *
+ * The default version of XML used: 1.0
  */
 #define XML_DEFAULT_VERSION	"1.0"
 
@@ -36,6 +38,7 @@
  */
 
 typedef void (* xmlParserInputDeallocate)(xmlChar *);
+
 typedef struct _xmlParserInput xmlParserInput;
 typedef xmlParserInput *xmlParserInputPtr;
 struct _xmlParserInput {
@@ -344,6 +347,11 @@
  */
 
 #ifdef VMS
+/**
+ * xmlSubstituteEntitiesDefaultValue:
+ *
+ * global variable controlling the entity substitution default behaviour
+ */
 LIBXML_DLL_IMPORT extern int xmlSubstituteEntitiesDefaultVal;
 #define xmlSubstituteEntitiesDefaultValue xmlSubstituteEntitiesDefaultVal
 #else