Mission description updates.

data/missions/krasst/01 - infiltration #5.json

@@ -1,7 +1,7 @@
 {
 	"comment" : "This mission intentionally has no music",
 	"name" : "Infiltration #5",
-	"description" : "",
+	"description" : "You've done well so far, Hicks. We appreciate that things have not been easy, but you're in a better position than many of us had hoped for. As soon as you're able, begin your search for the admiral. Once located, you will need to open a dialog with him. Whatever you do, do not kill him.",
 	"requires" : 66,
 	"requiresOptional" : 4,
 	"isOptional" : 1,

data/missions/lenon/01 - end.json

@@ -1,7 +1,7 @@
 {
 	"comment" : "This mission intentionally has no music",
 	"name" : "Plan B",
-	"description" : "",
+	"description" : "The bulk of the allied forces have fallen back to Lenon, to prepare for whatever is to come next. For now, we are standing down and awaiting new instructions from senior command.",
 	"requires" : 67,
 	"background" : "gfx/backgrounds/background05.jpg",
 	"planet" : "gfx/planets/bluePlanet.png",

data/missions/mace/01 - mace assault #1.json

@@ -1,6 +1,6 @@
 {
 	"name" : "Mace Assault #1",
-	"description" : "",
+	"description" : "The time has come to take the fight to Tzac. We will begin by striking their outer defences, and containing their forces to the system. The Iron Wolves will lead an attack against one of the outer jumpgates. It will likely be heavily defended, and heavy-class Tzac Blizzards could well arrive in the area as soon as you begin your assault.",
 	"requires" : 50,
 	"background" : "gfx/backgrounds/background05.jpg",
 	"planet" : "gfx/planets/tzac.png",

data/missions/mace/02 - mace assault #2.json

@@ -1,6 +1,6 @@
 {
 	"name" : "Mace Assault #2",
-	"description" : "",
+	"description" : "The initial attack went extremely well, and we're ready to move further into the system. Tzac forces are moving up to meet us, so expect heavy resistance. Your goal is simple: destroy all enemy forces.",
 	"requires" : 50,
 	"background" : "gfx/backgrounds/background05.jpg",
 	"planet" : "gfx/planets/tzac.png",

data/missions/trilliack/99 - infiltration #4.json

@@ -1,6 +1,6 @@
 {
 	"name" : "Infiltration #4",
-	"description" : "",
+	"description" : "We're sorry, Hicks, but you need to continue following orders. We're aware of what is about to happen, but this is for the greater good. Try to get through this in one piece. Both metally and physically.",
 	"requires" : 63,
 	"requiresOptional" : 3,
 	"isOptional" : 1,