added fo2_collision_io

Import/Export FlatOut 2 track collision (track_cdb2.gen), preserve shadowmap with UV mapping. Includes experimental bitmask computation for user-generated meshes. 

CDB2 structure & import routine based on work by @mrwonko: https://github.com/mrwonko/flatout-open-level-editor

Author: ravenDS

README.md

@@ -6,9 +6,12 @@ Currently a **WIP**, please report all bugs/discoveries in issues.
 ## Blender Plugins/Addons
 * **fo2_trackai_import:** Import _trackai.bin_ & additional files (_splines.ai_, _startpoints.bed_, _splitpoints.bed_)
 * **fo2_trackai_export:** **WIP!** Export _trackai.bin_ & additional files (_splines.ai_, _startpoints.bed_, _splitpoints.bed_)
+* **fo2_collision_io:** **WIP!** Import/Export collision data _(.cdb2)_ & _shadowmap_w2.dat_
 
 ## Standalone Scripts
-* **dds2tga:** Convert .DDS to .TGA 32 bit, preserve alpha channel
+* **dds2tga:** Convert .dds to .tga 32-bit, preserve alpha channel
+* **pctops2_bgm:** Convert PC .bgm to PS2 .bgm _(experimental)_
 
 ## Credits & Notes
-- [Chloe](https://github.com/gaycoderprincess) for her work on the model format ([FlatOutW32BGMTool](https://github.com/gaycoderprincess/FlatOutW32BGMTool))
+- [Chloe](https://github.com/gaycoderprincess) for her work on the model format ([FlatOutW32BGMTool](https://github.com/gaycoderprincess/FlatOutW32BGMTool))
+- [mrwonko](https://github.com/mrwonko/) for his work on the collision (cdb2) format ([flatout-open-level-editor](https://github.com/mrwonko/flatout-open-level-editor))