Clean up the "/mods" folder and new "Ice" texture

- Delete the mod « painting »
- Delete the mod « player_notes »
- Delete useless temporary files (.lua)
- Change the « ice » texture

mods/snow/config.txt~

@@ -1,18 +0,0 @@
-# Whether you are running a legacy minetest version (auto-detected).
-legacy = false
-# Enables falling snow.
-enable_snowfall = true
-# Disable this to stop snow from being smoothed.
-smooth_snow = true
-# Disable this to remove christmas saplings from being found.
-christmas_content = true
-# The minumum height a snow biome will generate.
-min_height = 3
-# Disable this to prevent sleds from being riden.
-sleds = true
-# Enables debug output.
-debug = false
-# Reduces the amount of resources and fps used by snowfall.
-lighter_snowfall = false
-# Enables smooth transition of biomes
-smooth_biomes = true