mcl_farming make plantlist copy global and mcl_jukebox cleanup

Sorry, I forgot to commit between the 2 features :-(

mods/ITEMS/mcl_farming/shared_functions.lua

@@ -1,4 +1,6 @@
-local plant_lists = {}
+mcl_farming.plant_lists = {}
+local plantlist = {}
+
 local plant_nodename_to_id_list = {}
 
 local function get_intervals_counter(pos, interval, chance)
@@ -51,11 +53,12 @@ local function get_avg_light_level(pos)
 end
 
 function mcl_farming:add_plant(identifier, full_grown, names, interval, chance)
-	plant_lists[identifier] = {}
-	plant_lists[identifier].full_grown = full_grown
-	plant_lists[identifier].names = names
-	plant_lists[identifier].interval = interval
-	plant_lists[identifier].chance = chance
+	mcl_farming.plant_lists[identifier] = {}
+	mcl_farming.plant_lists[identifier].full_grown = full_grown
+	mcl_farming.plant_lists[identifier].names = names
+	mcl_farming.plant_lists[identifier].interval = interval
+	mcl_farming.plant_lists[identifier].chance = chance
+	plant_lists = mcl_farming.plant_lists
 	minetest.register_abm({
 		label = string.format("Farming plant growth (%s)", identifier),
 		nodenames = names,

mods/ITEMS/mcl_jukebox/depends.txt

@@ -1,2 +0,0 @@
-mcl_core
-mcl_sounds

mods/ITEMS/mcl_jukebox/description.txt

@@ -1 +0,0 @@
-Jukebox and music discs are used to play background music on a per-player basis.

mods/ITEMS/mcl_jukebox/mod.conf

@@ -1 +1,3 @@
 name = mcl_jukebox
+description = Jukebox and music discs are used to play background music on a per-player basis.
+depends = mcl_core, mcl_sounds