Add abstract_bushes namespace

bushes/init.lua

@@ -273,6 +273,11 @@ local function grow_youngtree2(pos)
 	grow_youngtree_node2(pos,height)
 end
 
+-- NALC purposes
+abstract_bushes = {}
+abstract_bushes.grow_youngtree2 = grow_youngtree2
+--
+
 minetest.register_decoration({
 	name = "bushes:youngtree",
 	decoration = {