put back the old uteams cleanup, leaks and all, to worry about post-release since my attempt to use DeleteGear was running into the fact that that procedure does way more than just delete a gear. might need an explicit cleanup routine for both to call.
07f3bf8d98a3
Hedgewars.png had a resolution more than twice as high as required; also fixed some (mostly obsolete) code that also contained a typo that would cause a warning/note in clang
