Removed grug's canrecruit=1,

...which makes you not need to have both him and Gweddry in the castle to
recruit (and removes the problems with Captured)

data/campaigns/Eastern_Invasion/scenarios/07a.The_Crossing.cfg

@@ -225,6 +225,7 @@ letter=C
 				description=Grug
 				message= _ "Grug say join you will he."
 				[/message]
+				#bring grug to your side
 				[store_unit]
 					[filter]
 					description=Grug
@@ -236,12 +237,17 @@ letter=C
 				name=grug.side
 				value=1
 				[/set_variable]
+				[set_variable]
+				name=grug.canrecruit
+				value=0
+				[/set_variable]
 				[unstore_unit]
 				variable=grug
 				[/unstore_unit]
 				[clear_variable]
 				name=grug
 				[/clear_variable]
+				#give you two free ogres
 				[unit]
 				user_description= _ "Gork"
 				side=1