Baystation12/Baystation12 — pull request #7512 by Menshin (2014-12-23 22:50:10+00:00)
Title: Maploader instantication fixes

#### Maploader support service

* Made the preloader independant of the called New().
That fixes any runtime with a positional argument being erased by the preloader.

* Allows setting an associative variable to null.

More information here : https://github.com/tgstation/-tg-station/pull/6513