Changes:

blend2halo2.py
-initial release

2017-11-10 blend2halo2v2.py
-Automatically triangulate meshes
-Automatically split the edges of hard shaded surfaces during export.

2017-12-08 blend2halo2v2 a.py
-No longer need to have object selected before exporting
-Fixed issue where instanced geometry would be exported as non-instanced geometry
-Supports %obj_name01 and %obj_name001 format for instanced geometry (999 + original object instances now possible)

2017-12-08_blend2halo2v2_b.py
-Fixed a duplicate levelroot issue?