re-add nyancat mod

mods/nyancat/README.txt

mods/nyancat/depends.txt

mods/nyancat/init.lua

mods/nyancat/license.txt

mods/nyancat/textures/nyancat_back.png

mods/nyancat/textures/nyancat_front.png

mods/nyancat/textures/nyancat_rainbow.png

mods/nyancat/textures/nyancat_side.png

mods/pbj_pup/depends.txt

mods/pbj_pup/init.lua

mods/pbj_pup/license.md

mods/pbj_pup/sounds/pbj_pup_barks.ogg

mods/pbj_pup/sounds/pbj_pup_howl.ogg

mods/pbj_pup/textures/pbj_pup_back.png

mods/pbj_pup/textures/pbj_pup_candies.png

mods/pbj_pup/textures/pbj_pup_candies_animated.png

mods/pbj_pup/textures/pbj_pup_front.png

mods/pbj_pup/textures/pbj_pup_jelly.png

mods/pbj_pup/textures/pbj_pup_sides.png

settingtypes.txt