Cleans Up Rejected Mirror files (#414)

* bang

* updates tgstation.dme

* fixes missing stylesheet entries

* updates the map

includes backup map file

* removes ten billion runtimes

code/modules/atmospherics/environmental/LINDA_turf_tile.dm.rej

@@ -1,14 +0,0 @@
-diff a/code/modules/atmospherics/environmental/LINDA_turf_tile.dm b/code/modules/atmospherics/environmental/LINDA_turf_tile.dm	(rejected hunks)
-@@ -322,10 +322,10 @@
- 
- 	for(var/t in turf_list)
- 		var/turf/open/T = t
--		if (space_is_all_consuming && !space_in_group && istype(T.air, /datum/gas_mixture/space))
-+		if (space_is_all_consuming && !space_in_group && istype(T.air, /datum/gas_mixture/immutable/space))
- 			space_in_group = 1
- 			qdel(A)
--			A = new/datum/gas_mixture/space()
-+			A = new/datum/gas_mixture/immutable/space()
- 		A.merge(T.air)
- 
- 	for(var/id in A_gases)

code/modules/atmospherics/gasmixtures/immutable_mixtures.dm.rej

@@ -1,28 +0,0 @@
-diff a/code/modules/atmospherics/gasmixtures/immutable_mixtures.dm b/code/modules/atmospherics/gasmixtures/immutable_mixtures.dm	(rejected hunks)
-@@ -12,6 +12,9 @@
- 	..()
- 	reset_gas_mix()
- 
-+/datum/gas_mixture/immutable/garbage_collect()
-+	reset_gas_mix()
-+
- /datum/gas_mixture/immutable/archive()
- 	return 1 //nothing changes, so we do nothing and the archive is successful
- 
-@@ -63,3 +66,16 @@
- 
- /datum/gas_mixture/immutable/space/remove_ratio()
- 	return copy() //we're always empty, so we can just return a copy.
-+
-+
-+//used by cloners
-+/datum/gas_mixture/immutable/cloner
-+	initial_temperature = T20C
-+
-+/datum/gas_mixture/immutable/cloner/reset_gas_mix()
-+	assert_gas("n2")
-+	gases["n2"][MOLES] = MOLES_O2STANDARD + MOLES_N2STANDARD
-+	..()
-+
-+/datum/gas_mixture/immutable/cloner/heat_capacity()
-+	return (MOLES_O2STANDARD + MOLES_N2STANDARD)*20 //specific heat of nitrogen is 20