xmldiff #36800 xmldiff should be easy installable [deprecated]

Have cloned the versional control repository and made a first implementation. All is working except tests for profiling via python setup.py test. Had to replace c extension by native Python code as I have no suitable compiler on my Windows system.
prioritynormal
typeenhancement
done in<not specified>
load0.000
load left0.000
closed by<not specified>