More PowerEntry parsing work.

src/engine/wpak/data/PowerEntry.java

@@ -63,5 +63,6 @@ public class PowerEntry {
     public int casterPulseParticle;
     public ArrayList<EffectPreReq> targetEffectPrereqs = new ArrayList<>();
     public boolean canCastWhileFlying = false;
+    public boolean isProjectile = false;
 
 }