More PowerEntry parsing work.

src/engine/wpak/data/PowerEntry.java

@@ -62,5 +62,6 @@ public class PowerEntry {
     public boolean isAdminPower = false;
     public int casterPulseParticle;
     public ArrayList<EffectPreReq> targetEffectPrereqs = new ArrayList<>();
+    public boolean canCastWhileFlying = false;
 
 }