Revert "Contaiment fields will now bounce off structures, machinery and mechs"
fixes atmospherics not working
Merge pull request #5659 from hornygranny/hornygrannycantcode

fixes atmospherics not working
Merge pull request #5658 from tgstation/revert-5432-outoftheleftfield

Revert "Contaiment fields will now bounce off structures, machinery and mechs"