fixes problem when mining sand with laser

Maciej Kasatkin

2012-10-16 aabfca7e9dd2017c32645e4377a0caca08a99256

fixes problem when mining sand with laser

 mining_laser_mk1.lua

@@ -137,8 +137,13 @@
    if node.name == "default:lava_flowing" then return end
    if node.name == "default:water_source" then minetest.env:remove_node(pos) return end
    if node.name == "default:water_flowing" then minetest.env:remove_node(pos) return end
    pos1={}
    pos1.x=math.floor(pos.x)
    pos1.y=math.floor(pos.y)
    pos1.z=math.floor(pos.z)
	
    if player then 
        minetest.node_dig(pos,node,player)
        minetest.node_dig(pos1,node,player)
    end

end