ports all the tg junk for icemoon, not yet changed to make it all compile

code/__DEFINES/atmospherics.dm

@@ -161,10 +161,14 @@
 #define ATMOS_TANK_O2				"o2=100000;TEMP=293.15"
 #define ATMOS_TANK_N2				"n2=100000;TEMP=293.15"
 #define ATMOS_TANK_AIRMIX			"o2=2644;n2=10580;TEMP=293.15"
+
 //LAVALAND
 #define LAVALAND_EQUIPMENT_EFFECT_PRESSURE 50 //what pressure you have to be under to increase the effect of equipment meant for lavaland
 #define LAVALAND_DEFAULT_ATMOS "o2=14;n2=23;TEMP=300"
 
+//SNOSTATION
+#define ICEMOON_DEFAULT_ATMOS "o2=14;n2=23;TEMP=80"
+
 //ATMOSIA GAS MONITOR TAGS
 #define ATMOS_GAS_MONITOR_INPUT_O2 "o2_in"
 #define ATMOS_GAS_MONITOR_OUTPUT_O2 "o2_out"

code/__DEFINES/maps.dm

@@ -37,8 +37,15 @@ require only minor tweaks.
 #define ZTRAIT_AWAY "Away Mission"
 #define ZTRAIT_SPACE_RUINS "Space Ruins"
 #define ZTRAIT_LAVA_RUINS "Lava Ruins"
+#define ZTRAIT_ICE_RUINS "Ice Ruins"
+#define ZTRAIT_ICE_RUINS_UNDERGROUND "Ice Ruins Underground"
 #define ZTRAIT_ISOLATED_RUINS "Isolated Ruins" //Placing ruins on z levels with this trait will use turf reservation instead of usual placement.
 
+//boolean - weather types that occur on the level
+#define ZTRAIT_SNOWSTORM "Weather_Snowstorm"
+#define ZTRAIT_ASHSTORM "Weather_Ashstorm"
+#define ZTRAIT_ACIDRAIN "Weather_Acidrain"
+
 // number - bombcap is multiplied by this before being applied to bombs
 #define ZTRAIT_BOMBCAP_MULTIPLIER "Bombcap Multiplier"
 
@@ -67,6 +74,7 @@ require only minor tweaks.
 #define ZTRAITS_SPACE list(ZTRAIT_LINKAGE = CROSSLINKED, ZTRAIT_SPACE_RUINS = TRUE)
 #define ZTRAITS_LAVALAND list(\
     ZTRAIT_MINING = TRUE, \
+	ZTRAIT_ASHSTORM = TRUE, \
     ZTRAIT_LAVA_RUINS = TRUE, \
     ZTRAIT_BOMBCAP_MULTIPLIER = 5, \
     ZTRAIT_BASETURF = /turf/open/lava/smooth/lava_land_surface)
@@ -101,4 +109,4 @@ require only minor tweaks.
 #define PLACE_BELOW "below" //On z levl below - centered on same tile
 #define PLACE_ISOLATED "isolated" //On isolated ruin z level
 //Map type stuff.
-#define MAP_TYPE_STATION "station"
+#define MAP_TYPE_STATION "station"

code/__DEFINES/mobs.dm

@@ -265,6 +265,7 @@
 #define WIZARD_AGE_MIN		30	//youngest a wizard can be
 #define APPRENTICE_AGE_MIN	29	//youngest an apprentice can be
 #define SHOES_SLOWDOWN		0	//How much shoes slow you down by default. Negative values speed you up
+#define SHOES_SPEED_SLIGHT  SHOES_SLOWDOWN - 1 // slightest speed boost to movement
 #define POCKET_STRIP_DELAY			40	//time taken (in deciseconds) to search somebody's pockets
 #define DOOR_CRUSH_DAMAGE	15	//the amount of damage that airlocks deal when they crush you
 

code/__DEFINES/obj_flags.dm

@@ -38,11 +38,12 @@
 #define BLOCK_GAS_SMOKE_EFFECT	(1<<2)	//blocks the effect that chemical clouds would have on a mob --glasses, mask and helmets ONLY!
 #define ALLOWINTERNALS		  	(1<<3)	//mask allows internals
 #define NOSLIP                  (1<<4)	//prevents from slipping on wet floors, in space etc
-#define THICKMATERIAL			(1<<5)	//prevents syringes, parapens and hypos if the external suit or helmet (if targeting head) has this flag. Example: space suits, biosuit, bombsuits, thick suits that cover your body.
-#define VOICEBOX_TOGGLABLE 		(1<<6)	//The voicebox in this clothing can be toggled.
-#define VOICEBOX_DISABLED 		(1<<7)	//The voicebox is currently turned off.
-#define IGNORE_HAT_TOSS			(1<<8)	//Hats with negative effects when worn (i.e the tinfoil hat).
-#define SCAN_REAGENTS			(1<<9)	// Allows helmets and glasses to scan reagents.
+#define NOSLIP_ICE				(1<<5)	 //prevents from slipping on frozen floors
+#define THICKMATERIAL			(1<<6)	//prevents syringes, parapens and hypos if the external suit or helmet (if targeting head) has this flag. Example: space suits, biosuit, bombsuits, thick suits that cover your body.
+#define VOICEBOX_TOGGLABLE 		(1<<7)	//The voicebox in this clothing can be toggled.
+#define VOICEBOX_DISABLED 		(1<<8)	//The voicebox is currently turned off.
+#define IGNORE_HAT_TOSS			(1<<9)	//Hats with negative effects when worn (i.e the tinfoil hat).
+#define SCAN_REAGENTS			(1<<10)	// Allows helmets and glasses to scan reagents.
 
 // Flags for the organ_flags var on /obj/item/organ