ETWrapper: Worked around IronPython inconsistence.
ETWrapper: Worked around IronPython inconsistence.

This fixes creating XML content with XML library using IronPython.

Update issue 1228
Status: Started
Fixed. Still want to clean up the related code a little.

userzimmermann/robotframework-python3,userzimmermann/robotframework-python3,userzimmermann/robotframework-python3,userzimmermann/robotframework-python3,userzimmermann/robotframework-python3