* added settings to disable specific animals
* honey blocks and beehives aren't ground content
closes https://codeberg.org/tenplus1/mobs_animal/pulls/1
closes https://github.com/pandorabox-io/pandorabox.io#836
* Many node definitions seem to have not set is_ground_content to false,
means jumping a ship near mapblocks that haven't been generated yet,
can lead to loss of ships or at least parts of it.
* chickens eat seed on ground, so add farming dependency missing
* backported the have chance of chicken dropping a feather
* backported commit bf12043fdcab68acfef299e26b6896a918ce1512
from bf12043fdc
* way to detect newer engines, for the sound_play extra parameter
cherry picked from commit e644a1b52343c5c7e821d53c8b2f6dc9751a16fc
backported from e644a1b523
minetest.sound_play uses optional parameter only in 5.3+ so
autodetectting for future uses
* add nil check to sheepy, fix warning msg when dye'ing sheep
