It doesn't properly handle mixins / special templates
On python 3.8+, XML elements are no longer sorted and this fails
validation against entity.rng
mixins are not properly applied because the | split is incorrect (3
max items instead of 2)
merge="" is not supported
Parents aren't always passed when they should be.
on windows it is incorrectly assumed that the encoding is 1252
Patch by: @baco
Tweaks by: @Stan
Based on a patch by: @wraitii
Differential Revision: https://code.wildfiregames.com/D4698
This was SVN commit r27161.