Merge pull request #461 from niftools/release/v0.0.9

CHANGELOG.rst

docs/development/api/index.rst

docs/development/design/decisions.rst

docs/user/features/armature/armature.rst

docs/user/features/geometry/geometry.rst

docs/user/features/iosettings/export.rst

docs/user/features/properties/shader/index.rst

io_scene_niftools/kf_export.py

io_scene_niftools/modules/nif_export/collision/havok.py

...ene_niftools/modules/nif_export/geometry/mesh/__init__.py

...ftools/modules/nif_export/geometry/mesh/skin_partition.py

io_scene_niftools/modules/nif_import/collision/havok.py

...e_niftools/modules/nif_import/geometry/vertex/__init__.py

...ene_niftools/modules/nif_import/geometry/vertex/groups.py

...ols/modules/nif_import/property/nodes_wrapper/__init__.py

...ne_niftools/modules/nif_import/property/texture/loader.py

io_scene_niftools/nif_export.py

io_scene_niftools/properties/collision.py

io_scene_niftools/properties/scene.py

io_scene_niftools/ui/collision.py