[MIRROR] Grammar fixes to atom descriptions (#3165)

* Grammar fixes to atom descriptions

* compile errors

code/game/objects/effects/countdown.dm

@@ -3,7 +3,7 @@
 	desc = "We're leaving together\n\
 		But still it's farewell\n\
 		And maybe we'll come back\n\
-		To earth, who can tell?"
+		To Earth, who can tell?"
 
 	var/displayed_text
 	var/atom/attached_to

code/game/objects/effects/effect_system/effects_foam.dm

@@ -260,8 +260,8 @@
 
 //Atmos Backpack Resin, transparent, prevents atmos and filters the air
 /obj/structure/foamedmetal/resin
-	name = "ATMOS Resin"
-	desc = "A lightweight, transparent resin used to suffocate fires, scrub the air of toxins, and restore the air to a safe temperature"
+	name = "\improper ATMOS Resin"
+	desc = "A lightweight, transparent resin used to suffocate fires, scrub the air of toxins, and restore the air to a safe temperature."
 	opacity = FALSE
 	icon_state = "atmos_resin"
 	alpha = 120

code/game/objects/effects/spiders.dm

@@ -2,7 +2,7 @@
 /obj/structure/spider
 	name = "web"
 	icon = 'icons/effects/effects.dmi'
-	desc = "it's stringy and sticky"
+	desc = "It's stringy and sticky."
 	anchored = TRUE
 	density = FALSE
 	max_integrity = 15
@@ -48,7 +48,7 @@
 
 /obj/structure/spider/eggcluster
 	name = "egg cluster"
-	desc = "They seem to pulse slightly with an inner life"
+	desc = "They seem to pulse slightly with an inner life."
 	icon_state = "eggs"
 	var/amount_grown = 0
 	var/player_spiders = 0
@@ -205,7 +205,7 @@
 
 /obj/structure/spider/cocoon
 	name = "cocoon"
-	desc = "Something wrapped in silky spider web"
+	desc = "Something wrapped in silky spider web."
 	icon_state = "cocoon1"
 	max_integrity = 60