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

* Grammar fixes to atom descriptions

* compile errors

code/game/machinery/pipe/construction.dm

@@ -9,7 +9,7 @@ Buildable meters
 
 /obj/item/pipe
 	name = "pipe"
-	desc = "A pipe"
+	desc = "A pipe."
 	var/pipe_type = 0
 	var/pipename
 	force = 7
@@ -298,7 +298,7 @@ GLOBAL_LIST_INIT(pipeID2State, list(
 
 /obj/item/pipe_meter
 	name = "meter"
-	desc = "A meter that can be laid on pipes"
+	desc = "A meter that can be laid on pipes."
 	icon = 'icons/obj/atmospherics/pipes/pipe_item.dmi'
 	icon_state = "meter"
 	item_state = "buildpipe"