[tools/xmlparser] Update XML style header

The main stylesheet to render XML files
has changed from 'odmlTerms.xsl' to 'odmlDocument.xsl'.

Author: mpsonntag

odml/tools/xmlparser.py

@@ -66,8 +66,7 @@ class XMLWriter:
     Creates XML nodes storing the information of an odML Document
     """
     header = """<?xml version="1.0" encoding="UTF-8"?>
-<?xml-stylesheet  type="text/xsl" href="odmlTerms.xsl"?>
-<?xml-stylesheet  type="text/xsl" href="odml.xsl"?>
+<?xml-stylesheet  type="text/xsl" href="odmlDocument.xsl"?>
 """
 
     def __init__(self, odml_document):