Kossel Mini fan shroud

After I finished building my Kossel there were always issues to keep the hotend temperature stable. I noticed that with the original fan shroud the cold air was blown not only onto he cold zone but also to the hot end. The current design eliminates this issue and simply works. Also a small amount of the air is blown below the nozzle and improves bridging quality. I did want to keep the effector assembly as light as possible so another cooling fan was not an option. Also I removed the kapton and