Make bushes mod use any of the junglegrasses

provided by plantlife's junglegrass mod.
Make junglegrass mod define its own copy of default:junglegrass if it isn't
already defined.  Add 'junglegrass=1' to the node's groups in either case.

bushes_classic/cooking.lua

@@ -43,7 +43,7 @@ for i, berry in ipairs(bushes_classic.bushes) do
 		minetest.register_craft({
 			output = "bushes:"..berry.."_pie_raw 1",
 			recipe = {
-			{ "bushes:sugar", "default:junglegrass", "bushes:sugar" },
+			{ "bushes:sugar", "group:junglegrass", "bushes:sugar" },
 			{ "bushes:"..berry, "bushes:"..berry, "bushes:"..berry },
 			},
 		})
@@ -93,7 +93,7 @@ end
 minetest.register_craft({
 	output = "bushes:strawberry_pie_raw 1",
 	recipe = {
-	{ "bushes:sugar", "default:junglegrass", "bushes:sugar" },
+	{ "bushes:sugar", "group:junglegrass", "bushes:sugar" },
 	{ "farming_plus:strawberry_item", "farming_plus:strawberry_item", "farming_plus:strawberry_item" },
 	},
 })
@@ -101,7 +101,7 @@ minetest.register_craft({
 minetest.register_craft({
 	output = "bushes:mixed_berry_pie_raw 2",
 	recipe = {
-	{ "bushes:sugar", "default:junglegrass", "bushes:sugar" },
+	{ "bushes:sugar", "group:junglegrass", "bushes:sugar" },
 	{ "group:berry", "group:berry", "group:berry" },
 	{ "group:berry", "group:berry", "group:berry" },
 	},

bushes_classic/depends.txt

@@ -1,2 +1 @@
-default
 plants_lib

junglegrass/depends.txt

@@ -1 +1,2 @@
+default
 plants_lib

junglegrass/init.lua

@@ -14,6 +14,40 @@ local grasses_list = {
         {"default:junglegrass" , nil}
 }
 
+function clone_node(name)
+	node2={}
+	node=minetest.registered_nodes[name]
+	for k,v in pairs(node) do
+		node2[k]=v
+	end
+	return node2
+end
+
+if not minetest.registered_nodes["default:junglegrass"] then 
+	minetest.register_node(":default:junglegrass", {
+		description = "Jungle Grass",
+		drawtype = "plantlike",
+		visual_scale = 1.3,
+		tiles = {"default_junglegrass.png"},
+		inventory_image = "default_junglegrass.png",
+		wield_image = "default_junglegrass.png",
+		paramtype = "light",
+		walkable = false,
+		buildable_to = true,
+		is_ground_content = true,
+		groups = {snappy=3,flammable=2,flora=1,attached_node=1, junglegrass=1},
+		sounds = default.node_sound_leaves_defaults(),
+		selection_box = {
+			type = "fixed",
+			fixed = {-0.5, -0.5, -0.5, 0.5, -5/16, 0.5},
+		},
+	})
+else
+	new_junglegrass=clone_node("default:junglegrass")
+	new_junglegrass.groups = {snappy=3,flammable=2,flora=1,attached_node=1, junglegrass=1}
+	minetest.register_node(":default:junglegrass", new_junglegrass)
+end
+
 minetest.register_node('junglegrass:medium', {
 	description = "Jungle Grass (medium height)",
 	drawtype = 'plantlike',