Refactor main game loop (#291)
Fix const warning
Fix const warning
Remove redundant BlitFlip (fixes #291)
Fix const warning
Fix const warning
Remove explicit mission done setting

All mission exits are done via game events
Remove useless menu options for GCW0 (#292)
Show different menu controls for GCW0 (#292)
Different default config for GCW0 (#292)
GCW0 SDL graphics flags (#292)
Fix quit event from esc not being processed
gcw-zero toolchain support (#292)
add auxiliary files for .opk package generation (#292)
replace symlink of icon with copy, because mksquashfs does not dereference it
Co-op AI engages at ideal weapon range (fixes #20)

Will move towards or away from target according
to weapon range.
Dogfight AI navigates to other players (fixes #279)
Merge pull request #294 from carstene1ns/gcw-zero-polishing

GCW-Zero polishing
Fix crash in dogfight AI
Disable loading music for GCW0 (#292)