Adds maid and janimaid uniforms

These two are available from the autodrobe.
Sprites by Nienhaus.
Merge branch 'master' into meido

Conflicts:
	icons/mob/uniform.dmi
	icons/obj/clothing/uniforms.dmi
Merge remote-tracking branch 'upstream/master' into meido

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