change lava flan model from .x to new .b3d (thx AspireMint)

lava_flan.lua

@@ -7,14 +7,14 @@ mobs:register_mob("mobs_monster:lava_flan", {
 	type = "monster",
 	passive = false,
 	attack_type = "dogfight",
-	reach = 2,
+	reach = 2.5,
 	damage = 3,
-	hp_min = 10,
+	hp_min = 20,
 	hp_max = 35,
 	armor = 80,
 	collisionbox = {-0.5, -0.5, -0.5, 0.5, 1.5, 0.5},
 	visual = "mesh",
-	mesh = "zmobs_lava_flan.x",
+	mesh = "zmobs_lava_flan.b3d",
 	textures = {
 		{"zmobs_lava_flan.png"},
 		{"zmobs_lava_flan2.png"},
@@ -236,13 +236,13 @@ mobs:register_mob("mobs_monster:obsidian_flan", {
 	arrow = "mobs_monster:obsidian_arrow",
 	reach = 2,
 	damage = 3,
-	hp_min = 10,
+	hp_min = 20,
 	hp_max = 35,
 	armor = 30,
 	visual_size = {x = 0.6, y = 0.6},
 	collisionbox = {-0.3, -0.3, -0.3, 0.3, 0.8, 0.3},
 	visual = "mesh",
-	mesh = "zmobs_lava_flan.x",
+	mesh = "zmobs_lava_flan.b3d",
 	textures = {{"mobs_obsidian_flan.png"}},
 	blood_texture = "default_obsidian.png",
 	makes_footstep_sound = true,

license.txt

@@ -35,6 +35,7 @@ Textures by AMMOnym (WTFPL)
 Textures by TenPlus1 (MIT)
   mobs_stone_monster3.png
   mobs_fireball.png
+  mobs_obsidian_flan.png
 
 Textures by Sirrobzeroone (CC0 1.0 Universal)
   mobs_stone_monster4.png
@@ -71,10 +72,12 @@ AspireMint (CC BY-SA 3.0)
   mobs_spider_snowy.png
   mobs_spider_grey.png
   mobs_spider_crystal.png
+  zmobs_lava_flan.b3d
+  zmobs_lava_flan.png
+  zmobs_lava_flan2.png
+  zmobs_lava_flan3.png
 
 Zeg9 (CC BY-SA 3.0)
-  zmobs_lava_flan.x
-  zmobs_lava_flan.png
   zmobs_lava_orb.png
 
 Sounds by Cyberpangolin (WTFPL) https://forum.minetest.net/viewtopic.php?t=10798