10.1.5:
2	-New weapons!
3	-OpenAL sound
4	-Supershield powerup
5	-Radar
6
70.1.4:
8	-Stability improvements
9	-Powerups!  'Guidance', 'Tripleshot' and extra life.  Appear at
10	certain score thresholds.
11
120.1.3:
13	-'Strafing' control
14	-General increases in robustness
15	-New general look (everything's lit in a red glow now)
16	-High score table
17	-Configuration data output to ~/.excido/excido.conf at exit
18	-Configuration menu
19	-Souped up explosions (with extra smoke!)
20	-More sophisticated ufo movement (no overlapping)
21	-Messier code as I add little things
220.1.2:
23	-Vector-based (ie proper) collision detection, but missile->ufo
24	collision still broken.
25	-New effect for missiles hitting things
26	-Rewrote config file parser (Config::Load(char*))to be much more robust
27	-Added buildings (Obstacle class)
28	-Ufos now home in on you only when they have line-of-sight on you
29	-Fixed memory leak in Visual::LoadTexture
30	-Misc changes/tweaks/fixes (naturally)
31	-Started keeping a changelog :-)
32	-Rudimentary mouse control.  Screams for strafing, but I'm loathe to do
33	standard FPS controls.  Don't forget to grab the input (default g)
34
350.1.1: Added menus
36
370.1:  Initial release
38