diff --git a/mods/mobs_scifi/vehicle_functions.lua b/mods/mobs_scifi/vehicle_functions.lua
deleted file mode 100644
index cb5e2b1a..00000000
--- a/mods/mobs_scifi/vehicle_functions.lua
+++ /dev/null
@@ -1,501 +0,0 @@
---vehicles/mounts api by, based on lib_mount(see below)
-
---License of lib_mount:
--- Minetest mod: lib_mount
--- =======================
--- by blert2112
-
--- Based on the Boats mod by PilzAdam.
-
-
--- -----------------------------------------------------------
--- -----------------------------------------------------------
-
-
--- Minetest Game mod: boats
--- ========================
--- by PilzAdam
-
--- License of source code:
--- -----------------------
--- WTFPL
-
-
---from lib_mount (required by new functions)
-
-
-local mobs_redo = false
-if mobs.mod and mobs.mod == "redo" then
-	mobs_redo = true
-end
-
-local function is_group(pos, group)
-	local nn = minetest.get_node(pos).name
-	return minetest.get_item_group(nn, group) ~= 0
-end
-
-local function force_detach(player)
-	local attached_to = player:get_attach()
-	if attached_to and attached_to:get_luaentity() then
-		local entity = attached_to:get_luaentity()
-		if entity.driver then
-		if entity ~= nil then 
-		entity.driver = nil 
-		end
-		end
-		player:set_detach()
-	end
-	default.player_attached[player:get_player_name()] = false
-	player:set_eye_offset({x=0, y=0, z=0}, {x=0, y=0, z=0})
-end
-
-function object_attach(entity, player, attach_at, eye_offset)
-	eye_offset = eye_offset or {x=0, y=0, z=0}
-	force_detach(player)
-	entity.driver = player
-	entity.loaded = true
-	player:set_attach(entity.object, "", attach_at, {x=0, y=0, z=0})
-	
-	player:set_properties({visual_size = {x=1, y=1}})
-	
-	player:set_eye_offset(eye_offset, {x=0, y=2, z=-40})
-	default.player_attached[player:get_player_name()] = true
-	minetest.after(0.2, function()
-		default.player_set_animation(player, "sit" , 30)
-	end)
-	entity.object:setyaw(player:get_look_yaw() - math.pi / 2)
-end
-
-function object_detach(entity, player, offset)
-	entity.driver = nil
-	entity.object:setvelocity({x=0, y=0, z=0})
-	player:set_detach()
-	default.player_attached[player:get_player_name()] = false
-	default.player_set_animation(player, "stand" , 30)
-	player:set_eye_offset({x=0, y=0, z=0}, {x=0, y=0, z=0})
-	local pos = player:getpos()
-	pos = {x = pos.x + offset.x, y = pos.y + 0.2 + offset.y, z = pos.z + offset.z}
-	minetest.after(0.1, function()
-		player:setpos(pos)
-	end)
-end
--------------------------------------------------------------------------------
-
-
-minetest.register_on_leaveplayer(function(player)
-	force_detach(player)
-end)
-
-minetest.register_on_shutdown(function()
-    local players = minetest.get_connected_players()
-	for i = 1,#players do
-		force_detach(players[i])
-	end
-end)
-
-minetest.register_on_dieplayer(function(player)
-	force_detach(player)
-	return true
-end)
-
--------------------------------------------------------------------------------
-
---mixed code(from this mod and lib_mount)
-
-function object_drive(entity, dtime, speed, decell, shoots, arrow, moving_anim, stand_anim, jumps)
-	local ctrl = entity.driver:get_player_control()
-	local velo = entity.object:getvelocity()
-	local dir = entity.driver:get_look_dir();
-	local vec_forward = {x=dir.x*speed,y=velo.y+1*-2,z=dir.z*speed}
-	local vec_backward = {x=-dir.x*speed,y=velo.y+1*-2,z=-dir.z*speed}
-	local vec_stop = {x=velo.x*decell,y=velo.y+1*-2,z=velo.z*decell}
-	local yaw = entity.driver:get_look_yaw();
-	if ctrl.up then
-		entity.object:setyaw(yaw+math.pi+math.pi/2)
-		entity.object:setvelocity(vec_forward)
-	elseif ctrl.down then
-		entity.object:setyaw(yaw+math.pi+math.pi/2)
-		entity.object:setvelocity(vec_backward)
-	elseif not ctrl.down or ctrl.up then
-		entity.object:setyaw(yaw+math.pi+math.pi/2)
-		entity.object:setvelocity(vec_stop)
-	end
-	if ctrl.sneak and shoots and entity.loaded then
-			entity.loaded = false
-			local pos = entity.object:getpos()
-			local obj = minetest.env:add_entity({x=pos.x+0+dir.x*2,y=pos.y+1.5+dir.y,z=pos.z+0+dir.z*2}, arrow)
-			local vec = {x=dir.x*9,y=dir.y*9,z=dir.z*9}
-			local yaw = entity.driver:get_look_yaw();
-			obj:setyaw(yaw+math.pi/2)
-			obj:setvelocity(vec)
-			minetest.after(1, function()
-			entity.loaded = true
-			end)
-	end
-	--lib_mount animation
-	if velo.x == 0 and velo.y == 0 and velo.z == 0 then
-		if stand_anim and stand_anim ~= nil and mobs_redo == true then
-			set_animation(entity, stand_anim)
-		end
-		return
-	end
-	if moving_anim and moving_anim ~= nil then
-		set_animation(entity, moving_anim)
-	end
-	--jumping not working
-	-- local jumps = jumps or false
-	-- if jumps == true and ctrl.jump then
-		-- local xvel = entity.object:getvelocity().x
-		-- local zvel = entity.object:getvelocity().z
-		-- local yvel = entity.object:getvelocity().y
-		-- local vel = {x=xvel,y=10,z=zvel}
-		-- entity.object:setvelocity(vel)
-		-- minetest.after(1.5, function()
-		-- local xvel = entity.object:getvelocity().x
-		-- local zvel = entity.object:getvelocity().z
-		-- local yvel = entity.object:getvelocity().y
-		-- local vel = {x=xvel,y=-10,z=zvel}
-		-- entity.object:setvelocity(vel)
-		-- end)
-	-- end
-end
-
-function object_drive_simple(entity, dtime, speed, decell)
-	local ctrl = entity.driver:get_player_control()
-	local velo = entity.object:getvelocity()
-	local dir = entity.driver:get_look_dir();
-	local vec_forward = {x=dir.x*speed,y=velo.y+1*-2,z=dir.z*speed}
-	local vec_backward = {x=-dir.x*speed,y=velo.y+1*-2,z=-dir.z*speed}
-	local vec_stop = {x=velo.x*decell,y=velo.y+1*-2,z=velo.z*decell}
-	local yaw = entity.driver:get_look_yaw();
-	if ctrl.up then
-		entity.object:setyaw(yaw+math.pi+math.pi/2)
-		entity.object:setvelocity(vec_forward)
-	elseif ctrl.down then
-		entity.object:setyaw(yaw+math.pi+math.pi/2)
-		entity.object:setvelocity(vec_backward)
-	elseif not ctrl.down or ctrl.up then
-		entity.object:setyaw(yaw+math.pi+math.pi/2)
-		entity.object:setvelocity(vec_stop)
-	end
-end
-
-function object_turret(entity, dtime, arrow, attack_anim, stand_anim)
-	local ctrl = entity.driver:get_player_control()
-	local pos = entity.driver:getpos();
-	local yaw = entity.driver:get_look_yaw();
-	entity.object:setpos(pos)
-	entity.object:setyaw(yaw+math.pi+math.pi/2)
-	if ctrl.sneak and entity.loaded then
-			entity.loaded = false
-			local pos = entity.object:getpos()
-			local obj = minetest.env:add_entity({x=pos.x+0+dir.x*2,y=pos.y+1.5+dir.y,z=pos.z+0+dir.z*2}, arrow)
-			local yaw = entity.driver:get_look_yaw();
-			local vec = {x=dir.x*9, y=dir.y*9, z=dir.z*9}
-			obj:setyaw(yaw+math.pi/2)
-			set_animation(entity, attack_anim)
-			minetest.after(1, function()
-			entity.loaded = true
-			end)
-		else
-		set_animation(entity, stand_anim_anim)
-	end
-end
-
-function object_fly(entity, dtime, speed, accel, decell, shoots, arrow, moving_anim, stand_anim)
-	local ctrl = entity.driver:get_player_control()
-	local dir = entity.driver:get_look_dir();
-	local velo = entity.object:getvelocity()
-	local vec_forward = {x=dir.x*speed,y=dir.y*speed+3,z=dir.z*speed}
-	local acc_forward = {x=dir.x*accel/2,y=dir.y*accel/2+3,z=dir.z*accel/2}
-	local vec_backward = {x=-dir.x*speed,y=dir.y*speed+3,z=-dir.z*speed}
-	local acc_backward = {x=dir.x*accel/2,y=dir.y*accel/2+3,z=dir.z*accel/2}
-	local vec_stop = {x=velo.x*decell, y=velo.y, z=velo.z*decell}
-	local yaw = entity.driver:get_look_yaw();
-	if ctrl.up then
-		entity.object:setyaw(yaw+math.pi+math.pi/2)
-		entity.object:setvelocity(vec_forward)
-		entity.object:setacceleration(acc_forward)
-	elseif ctrl.down then
-		entity.object:setyaw(yaw+math.pi+math.pi/2)
-		entity.object:setvelocity(vec_backward)
-		entity.object:setacceleration(acc_backward)
-	elseif not ctrl.down or ctrl.up then
-		entity.object:setyaw(yaw+math.pi+math.pi/2)
-		entity.object:setvelocity(vec_stop)
-		entity.object:setacceleration({x=0, y=-4.5, z=0})
-	end
-	if ctrl.sneak and shoots and entity.loaded then
-			entity.loaded = false
-			local pos = entity.object:getpos()
-			local obj = minetest.env:add_entity({x=pos.x+0+dir.x*2,y=pos.y+1.5+dir.y,z=pos.z+0+dir.z*2}, arrow)
-			local vec = {x=dir.x*9,y=dir.y*9,z=dir.z*9}
-			obj:setyaw(yaw+math.pi/2)
-			obj:setvelocity(vec)
-			minetest.after(1, function()
-			entity.loaded = true
-			end)
-	end
-	--lib_mount animation
-	if velo.x == 0 and velo.y == 0 and velo.z == 0 then
-		if stand_anim and stand_anim ~= nilthen then
-			set_animation(entity, stand_anim)
-		end
-		return
-	end
-	if moving_anim and moving_anim ~= nil then
-		set_animation(entity, moving_anim)
-	end
-end
-
-function object_fly_2(entity, dtime, speed, accel, decell, shoots, arrow, moving_anim, stand_anim)
-	local ctrl = entity.driver:get_player_control()
-	local dir = entity.driver:get_look_dir();
-	local yvel = entity.object:getvelocity().y
-	local vec_forward = {x=dir.x*speed,y=yvel,z=dir.z*speed}
-	local acc_forward = {x=dir.x*accel/2,y=yvel,z=dir.z*accel/2}
-	local vec_backward = {x=-dir.x*speed,y=yvel,z=-dir.z*speed}
-	local acc_backward = {x=dir.x*accel/2,y=yvel,z=dir.z*accel/2}
-	local vec_stop = {x=entity.object:getvelocity().x*decell, y=entity.object:getvelocity().y, z=entity.object:getvelocity().z*decell}
-	local vec_rise = {x=entity.object:getvelocity().x, y=speed*accel, z=entity.object:getvelocity().z}
-	local yaw = entity.driver:get_look_yaw();
-	if ctrl.up then
-		entity.object:setyaw(yaw+math.pi+math.pi/2)
-		entity.object:setvelocity(vec_forward)
-		entity.object:setacceleration(acc_forward)
-	elseif ctrl.down then
-		entity.object:setyaw(yaw+math.pi+math.pi/2)
-		entity.object:setvelocity(vec_backward)
-		entity.object:setacceleration(acc_backward)
-	elseif ctrl.jump then
-		entity.object:setyaw(yaw+math.pi+math.pi/2)
-		entity.object:setvelocity(vec_rise)
-	elseif not ctrl.down or ctrl.up or ctrl.jump then
-		entity.object:setyaw(yaw+math.pi+math.pi/2)
-		entity.object:setvelocity(vec_stop)
-		entity.object:setacceleration({x=0, y=-4.5, z=0})
-	end
-	if ctrl.sneak and shoots and entity.loaded then
-			entity.loaded = false
-			local pos = entity.object:getpos()
-			local obj = minetest.env:add_entity({x=pos.x+0+dir.x*2,y=pos.y+1.5+dir.y,z=pos.z+0+dir.z*2}, arrow)
-			local vec = {x=dir.x*9,y=dir.y*9,z=dir.z*9}
-			local yaw = entity.driver:get_look_yaw();
-			obj:setyaw(yaw+math.pi/2)
-			obj:setvelocity(vec)
-			minetest.after(1, function()
-			entity.loaded = true
-			end)
-	end
-	--lib_mount animation
-	local velo = entity.object:getvelocity()
-	if velo.x == 0 and velo.y == 0 and velo.z == 0 then
-		if stand_anim and stand_anim ~= nilthen then
-			set_animation(entity, stand_anim)
-		end
-		entity.object:setpos(entity.object:getpos())
-		return
-	end
-	if moving_anim and moving_anim ~= nil then
-		set_animation(entity, moving_anim)
-	end
-end
-
-function object_glide(entity, dtime, speed, decell, gravity, moving_anim, stand_anim)
-	local ctrl = entity.driver:get_player_control()
-	local dir = entity.driver:get_look_dir();
-	local velo = entity.object:getvelocity();
-	local vec_glide = {x=dir.x*speed*decell, y=velo.y, z=dir.z*speed*decell}
-	local yaw = entity.driver:get_look_yaw();
-	if not ctrl.sneak then
-		entity.object:setyaw(yaw+math.pi+math.pi/2)
-		entity.object:setvelocity(vec_glide)
-		entity.object:setacceleration({x=0, y=gravity, z=0})
-	end
-	if ctrl.sneak then
-			local vec = {x=0,y=gravity*15,z=0}
-			local yaw = entity.driver:get_look_yaw();
-			entity.object:setyaw(yaw+math.pi+math.pi/2)
-			entity.object:setvelocity(vec)
-	end
-	if velo.y == 0 then
-		local pos = entity.object:getpos()
-		for dx=-1,1 do
-						for dy=-1,1 do
-							for dz=-1,1 do
-								local p = {x=pos.x+dx, y=pos.y-1, z=pos.z+dz}
-								local t = {x=pos.x+dx, y=pos.y+dy, z=pos.z+dz}
-								local n = minetest.env:get_node(p).name
-								if n ~= "massdestruct:parachute" and n ~= "air" then
-									local pos = entity.object:getpos()
-									entity.object:remove()
-									return
-								end
-							end
-						end
-					end
-	end
-	--lib_mount animation
-	if velo.x == 0 and velo.y == 0 and velo.z == 0 then
-		if stand_anim and stand_anim ~= nilthen then
-			set_animation(entity, stand_anim)
-		end
-		return
-	end
-	if moving_anim and moving_anim ~= nil then
-		set_animation(entity, moving_anim)
-	end
-end
-
---lib_mount (not required by new functions)
-
-
-local function is_group(pos, group)
-	local nn = minetest.get_node(pos).name
-	return minetest.get_item_group(nn, group) ~= 0
-end
-
-local function get_sign(i)
-	i = i or 0
-	if i == 0 then
-		return 0
-	else
-		return i / math.abs(i)
-	end
-end
-
-local function get_velocity(v, yaw, y)
-	local x = -math.sin(yaw) * v
-	local z =  math.cos(yaw) * v
-	return {x = x, y = y, z = z}
-end
-
-local function get_v(v)
-	return math.sqrt(v.x ^ 2 + v.z ^ 2)
-end
-
-lib_mount = {}
-
-function lib_mount.attach(entity, player, attach_at, eye_offset)
-	eye_offset = eye_offset or {x=0, y=0, z=0}
-	force_detach(player)
-	entity.driver = player
-	player:set_attach(entity.object, "", attach_at, {x=0, y=0, z=0})
-	
-	player:set_properties({visual_size = {x=1, y=1}})
-	
-	player:set_eye_offset(eye_offset, {x=0, y=0, z=0})
-	default.player_attached[player:get_player_name()] = true
-	minetest.after(0.2, function()
-		default.player_set_animation(player, "sit" , 30)
-	end)
-	entity.object:setyaw(player:get_look_yaw() - math.pi / 2)
-end
-
-function lib_mount.detach(entity, player, offset)
-	entity.driver = nil
-	player:set_detach()
-	default.player_attached[player:get_player_name()] = false
-	default.player_set_animation(player, "stand" , 30)
-	player:set_eye_offset({x=0, y=0, z=0}, {x=0, y=0, z=0})
-	local pos = player:getpos()
-	pos = {x = pos.x + offset.x, y = pos.y + 0.2 + offset.y, z = pos.z + offset.z}
-	minetest.after(0.1, function()
-		player:setpos(pos)
-	end)
-end
-
-function lib_mount.drive(entity, dtime, moving_anim, stand_anim, can_fly)
-	entity.v = get_v(entity.object:getvelocity()) * get_sign(entity.v)
-	
-	local ctrl = entity.driver:get_player_control()
-	local yaw = entity.object:getyaw()
-	if ctrl.up then
-		entity.v = entity.v + 0.1
-	elseif ctrl.down then
-		entity.v = entity.v - 0.1
-	end
-	if ctrl.left then
-		if entity.v < 0 then
-			entity.object:setyaw(yaw - (1 + dtime) * 0.03)
-		else
-			entity.object:setyaw(yaw + (1 + dtime) * 0.03)
-		end
-	elseif ctrl.right then
-		if entity.v < 0 then
-			entity.object:setyaw(yaw + (1 + dtime) * 0.03)
-		else
-			entity.object:setyaw(yaw - (1 + dtime) * 0.03)
-		end
-	end
-	
-	local velo = entity.object:getvelocity()
-	if entity.v == 0 and velo.x == 0 and velo.y == 0 and velo.z == 0 then
-		if stand_anim and stand_anim ~= nil and mobs_redo == true then
-			set_animation(entity, stand_anim)
-		end
-		entity.object:setpos(entity.object:getpos())
-		return
-	end
-	if moving_anim and moving_anim ~= nil and mobs_redo == true then
-		set_animation(entity, moving_anim)
-	end
-	local s = get_sign(entity.v)
-	entity.v = entity.v - 0.02 * s
-	if s ~= get_sign(entity.v) then
-		entity.object:setvelocity({x = 0, y = 0, z = 0})
-		entity.v = 0
-		return
-	end
-	if math.abs(entity.v) > 5 then
-		entity.v = 5 * get_sign(entity.v)
-	end
-
-	local p = entity.object:getpos()
-	p.y = p.y - 0.5
-	local new_velo = {x = 0, y = 0, z = 0}
-	local new_acce = {x = 0, y = 0, z = 0}
-	if not is_group(p, "crumbly") then
-		local nodedef = minetest.registered_nodes[minetest.get_node(p).name]
-		if (not nodedef) or nodedef.walkable then
-			entity.v = 0
-			new_acce = {x = 0, y = 1, z = 0}
-		else
-			new_acce = {x = 0, y = -9.8, z = 0}
-		end
-		new_velo = get_velocity(entity.v, entity.object:getyaw(),
-			entity.object:getvelocity().y)
-		entity.object:setpos(entity.object:getpos())
-	else
-		p.y = p.y + 1
-		if is_group(p, "crumbly") then
-			local y = entity.object:getvelocity().y
-			if y >= 5 then
-				y = 5
-			elseif y < 0 then
-				new_acce = {x = 0, y = 20, z = 0}
-			else
-				new_acce = {x = 0, y = 5, z = 0}
-			end
-			new_velo = get_velocity(entity.v, entity.object:getyaw(), y)
-			entity.object:setpos(entity.object:getpos())
-		else
-			new_acce = {x = 0, y = 0, z = 0}
-			if math.abs(entity.object:getvelocity().y) < 1 then
-				local pos = entity.object:getpos()
-				pos.y = math.floor(pos.y) + 0.5
-				entity.object:setpos(pos)
-				new_velo = get_velocity(entity.v, entity.object:getyaw(), 0)
-			else
-				new_velo = get_velocity(entity.v, entity.object:getyaw(),
-					entity.object:getvelocity().y)
-				entity.object:setpos(entity.object:getpos())
-			end
-		end
-	end
-	if can_fly and can_fly == true and ctrl.jump then 
-		new_velo.y = new_velo.y + 0.75
-	end
-	entity.object:setvelocity(new_velo)
-	entity.object:setacceleration(new_acce)
-end