Merge branch 'recipe-categories' into 'master'

recipes/games/eduke32/redox.patch

recipes/games/freeciv/01_redox.patch

recipes/games/freeciv/recipe.sh

recipes/games/freedoom/recipe.sh

recipes/games/game-2048/recipe.toml

recipes/games/gigalomania/manifest

recipes/games/gigalomania/recipe.sh

recipes/games/hematite/recipe.toml

recipes/games/neverball/manifest-neverball

recipes/games/neverball/manifest-neverputt

recipes/games/neverball/recipe.sh

recipes/games/neverball/redox.patch

recipes/games/openjazz/recipe.sh

recipes/games/openttd-opengfx/recipe.sh

recipes/games/openttd-openmsx/recipe.sh

recipes/games/openttd-opensfx/recipe.sh

recipes/games/openttd/01_redox.patch

recipes/games/openttd/manifest

recipes/games/openttd/recipe.sh

recipes/games/prboom/01_redox.patch