Delete depends.txt, add mod.conf

depends.txt

@@ -1,5 +0,0 @@
-default
-mobs
-maptools?
-zombie?
-snow?

mod.conf

@@ -0,0 +1,5 @@
+name = pmobs
+title = PMobs
+description = This mod uses the Mobs Redo Api to add new mobs to minetest.
+depends = default,mobs
+optional_depends = maptools,zombie,snow

yeti.lua

@@ -64,14 +64,14 @@ mobs:register_arrow("pmobs:snowball", {
 		player:punch(self.object, 1.0,  {
 			full_punch_interval=1.0,
 			damage_groups = {fleshy=1},
-		}, 0)
+		}, nil)
 	end,
 
 	hit_mob = function(self, player)
 		player:punch(self.object, 1.0,  {
 			full_punch_interval=1.0,
 			damage_groups = {fleshy=1},
-		}, 0)
+		}, nil)
 	end,
 
 	hit_node = function(self, pos, node)