Changes for version 0.04
- Fourth version, released on the 56th anniversary of the downing of Gary Power's U-2 by a SA-2 Guideline.
- fix some issues (duplicate entries)
- add data from "Les Flottes de Combat 1968", SPI-TSR's Air War", GTG's "Rolling Thunder", "The Hunt for Red October" and "Fox Two".
- Acme::MetaSyntactic::soviet - NATO codenames for Soviet-designed equipment