SuperTux/supertux_godot: First steps in Godot that might (at some point) result in getting SuperTux ported over

kopia lustrzana https://github.com/SuperTux/supertux_godot

Tobias Markus 3c2745aec7 Initial commit of godot experiments		8 lat temu
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icecube.png	3c2745aec7 Initial commit of godot experiments	8 lat temu
icecube.sprite	3c2745aec7 Initial commit of godot experiments	8 lat temu
iceslick.png	3c2745aec7 Initial commit of godot experiments	8 lat temu