Reaction Quake III Changelog

Mention features added, removed, changed, and bugs squashed. Also, make sure major
milestones are mentioned here. (features can be visible to users or not. This is for us
mainly. like, changing the implimentation of something)

e.g.
2001-05-21 01:00 hawkins: Added Bipolar Rifle and Point Singularity Grenades.
2001-05-21 02:30 hawkins: Removed unrealistic slippers and added antigravity boots
