attempst to tweak to get full memory debug... the basic API starts to work

* configure.in python/Makefile.am: attempst to tweak to get
  full memory debug...
* python/generator.py python/libxsl.py python/libxslt-python-api.xml
  python/libxslt.c python/libxslt_wrap.h python/libxsltclass.txt:
  the basic API starts to work
* python/tests/test.*: first basic test
* libxslt/xsltutils.c: fixed a comment
Daniel

python/tests/test.py

@@ -0,0 +1,9 @@
+#!/usr/bin/python -u
+import libxml2
+import libxslt
+
+styledoc = libxml2.parseFile("test.xsl")
+style = libxslt.parseStylesheetDoc(styledoc)
+doc = libxml2.parseFile("test.xml")
+result = style.applyStylesheet(doc, None)
+result.saveFile("-")

python/tests/test.xml

@@ -0,0 +1 @@
+<test/>

python/tests/test.xsl

@@ -0,0 +1,9 @@
+<xsl:stylesheet version="1.0"
+  xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
+
+  <xsl:template match="/">
+    <article>
+      <title>Hello World</title>
+    </article>
+  </xsl:template>
+</xsl:stylesheet>