Warzone 2100 Graphic Mods tools

Add cybersphynx patch to fix problems with crosscompile

adding animation and base plate to new reseach centre

Changing research model to one that is more modern looking plus textures

Commit 3DS export.

A few minor changes

The start of a WZGM Changelog.
just stubs for now. feel free to add/edit

Commit OBJ export. :)

Release checklist.

create tags/exp_0.50 from branches/berg-exp

Set up build system with proper params for WZGM project. (if not proper,
at least better)

Set config dir to .warzone2100-wzgm-exp or "Warzone 2100 WZGM-Exp"
depending on platform.