Changes to pipe bombs, cops, and node groups

mods/ip_explosives/init.lua

@@ -148,12 +148,12 @@ local function calc_velocity(pos1, pos2, old_vel, power)
 end
 
 local function entity_physics(pos, radius, drops)
-	local objs = minetest.get_objects_inside_radius(pos, radius)
+	local objs = minetest.get_objects_inside_radius(pos, radius * 3)
 	for _, obj in pairs(objs) do
 		local obj_pos = obj:get_pos()
 		local dist = math.max(1, vector.distance(pos, obj_pos))
 
-		local damage = (4 / dist) * radius
+		local damage = (4 / dist) * radius * 8
 		if obj:is_player() then
 			local dir = vector.normalize(vector.subtract(obj_pos, pos))
 			local moveoff = vector.multiply(dir, 2 / dist * radius)