#21 XSL transformation fails on non-file based xsl documents

[bruce mcdonald]

When the example test pipeline is run - the pipeline fails
with a nasty exception.

[bruce mcdonald]

Logged In: YES
user_id=547388

Immediate fix:

In the XslTransformPipelineStage.java, line 177: add the
following lines:
TransformerFactory transFact =
TransformerFactory.newInstance();
transformer = transFact.newTransformer(xslSource);