auto capitalization for most living messages
Adds maid and janimaid uniforms

These two are available from the autodrobe.
Sprites by Nienhaus.
refactors narsie to use the object oriented programming meme
Merge branch 'master' into meido

Conflicts:
	icons/mob/uniform.dmi
	icons/obj/clothing/uniforms.dmi
Made the preloader independant of the called New().
That fixes any runtime with a positional argument being erased by the maploader.
Allows setting an associative variable to null.
Merge remote-tracking branch 'upstream/master' into meido

Conflicts:
	icons/mob/items_lefthand.dmi
	icons/mob/items_righthand.dmi
Merge pull request #6436 from paprka/sayshit

Auto capitalization for most living mob messages
Merge pull request #6513 from Menshin/maploader_instanciation_fixing

Maploader instanciation fix
Merge pull request #6468 from hornygranny/YoullCowardsDontEvenSnowflake

refactors narsie
Merge branch 'master' into meido

Conflicts:
	code/modules/clothing/under/miscellaneous.dm
	icons/mob/uniform.dmi
	icons/obj/clothing/uniforms.dmi
Merge pull request #6422 from tkdrg/meido

Adds maid and janimaid uniforms
Merge branch 'master' of https://github.com/tgstation/-tg-station into deathtoezmode

Conflicts:
	icons/mob/items_lefthand.dmi
	icons/mob/items_righthand.dmi