This fixes faulty fallthrough mechanisms attempting to register the same recipe more than once in some cases. This fixes the warning spam when entering a world, while keeping the warnings for mods that misuse the Stonecutter API.
Reviewed-on: https://git.minetest.land/VoxeLibre/VoxeLibre/pulls/4315
Co-authored-by: the-real-herowl <wiktor_t-i@proton.me>
Co-committed-by: the-real-herowl <wiktor_t-i@proton.me>
* one droppable from strays
* the rest will get their mobs in a later update
* added alternative ways to get the items
* added recipes for potions that use these items
* various API functions now work with mobs properly
* the following effects don't work with mobs at all:
water breathing, dolphin's grace, leaping, swiftness,
slowness, slow falling, night vision, darkness, frost,
health boost, absorption, fire resistance, resistance,
luck, bad luck, blindness, nausea, hunger, saturation,
haste, fatigue, conduit power
* the following effects should work with mobs:
invisibility, regeneration, poison, withering,
strength, weakness, levitation, glowing
* the following effects have no effect on mobs
(but can be applied with the API):
bad omen, hero of the village
* XP from mob breeding impacted by luck
* eye of ender explosion chance impacted by luck
* fishing loot impacted by luck
* melee critical damage impacted by luck
* also fixed 2 scripts marked as "executable"
* abstracted and refactored some parts of haste and fatigue
* added and exposed new mcl_potions API functions
* fixed haste and fatigue not altering the hand
* mcl_meshhand now calls into mcl_potions when resetting the hand
* fixed a few crashes related to unusual effect levels
* added haste and fatigue combat functionality
* added some cleanup to avoid hangover unstackable items
* capped the slowdown from fatigue at 5 minutes digging time
* (despite the above, if a tool has a longer time set in definition,
that still works)
* removed an unused "global" variable
