Mission description updates.

data/missions/tigris/01 - infiltration #3.json

@@ -1,6 +1,6 @@
 {
 	"name" : "Infiltration #3",
-	"description" : "",
+	"description" : "Your instructions are simple, Hicks. As before, follow the wing leader's instructions, and do as the others do. Stay close to the leader when not otherwise engaged, and do not do anything to raise your suspicion. Act quickly to assure the Pandorans you're with them.",
 	"requires" : 52,
 	"expires" : 57,
 	"requiresOptional" : 2,

data/missions/trilliack/04 - traitor hunt #3.json

@@ -1,6 +1,6 @@
 {
 	"name" : "Traitor Hunt #3",
-	"description" : "",
+	"description" : "It seems that some of the traitors that were brought in earlier were acting as a distraction for a number of others, who have now commandeered CSN Drachma. The corvette must be taken back, without destroy it. All other targets are valid, unless surrendering.",
 	"requires" : 57,
 	"background" : "gfx/backgrounds/background05.jpg",
 	"planet" : "gfx/planets/flint.png",

data/missions/trilliack/05 - traitor hunt #5.json

@@ -1,6 +1,6 @@
 {
 	"name" : "Traitor Hunt #5",
-	"description" : "",
+	"description" : "There are now only two figureheads in the traitor group remaining: Isabel Nelson, and one other whose identity is currently being confirmed. Isabel Nelson has been located in the vicinity. As before, disable her fighter so she can be brought in. Disable any other surrendering targets.",
 	"requires" : 57,
 	"background" : "gfx/backgrounds/background05.jpg",
 	"planet" : "gfx/planets/flint.png",