Increase minimum threshold for barrel damage to reduce likelihood of blowing one up on jumping out, increase damage to compensate (may need tweaking). Only apply dX for collision w/ kick if barrel is rolling.

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foreach(dir "Fonts" "Forts" "Graphics" "Locale" "Maps" "Music" "Sounds" "Themes" "Missions" "Names")

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  add_subdirectory(${dir})

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endforeach(dir)