Add change log for v0.1

Author: Ghostkeeper

CHANGES.md

@@ -0,0 +1,15 @@
+0.1 - Come On In
+====
+This is a minimum viable product release where the goal is to reliably import at least the geometry of a 3MF file into Blender.
+
+Features
+----
+* A menu item is added to the import menu to import 3D Manufactoring Format files.
+* Opening 3MF archives.
+* Support for importing object resources.
+* Support for importing vertices.
+* Support for importing triangles.
+* Support for importing components.
+* Support for importing build items.
+* Support for transformations on build items and components.
+* Transforming the 3MF file units correctly to Blender's units.