display seeInvis level in aiInfo command

src/engine/devcmd/cmds/aiInfoCmd.java

@@ -112,7 +112,7 @@ public class aiInfoCmd extends AbstractDevCmd {
 
         if (mob.guardedCity != null)
             output += "Patrolling: " + mob.guardedCity.getCityName() + newline;
-
+        output += "See Invis Level: "  + mob.mobBase.getSeeInvis() + newline;
         output += "Can Cast: " + MobAI.canCast(mob) + newline;
         output += "Powers:" + newline;