Modified test cases

Author: nmanoogian

DirectedPix.java

@@ -7,7 +7,7 @@
 
 public class DirectedPix extends Pix
 {
-	private int direction; // (N E S W)
+	private static int direction; // (N E S W)
 
 	/**
 	 * Constructs a DirectedPix with a random direction

Pixelife.java

@@ -41,10 +41,10 @@ public Pixelife(int w, int h, int n)
 		// Spawner lines = new Spawner(ScaredPix.class, myGrid);
 		// lines.spawn(10);
 
+		// spawner = new Spawner(DirectedPix.class, myGrid);
+		// spawner.spawn(50);
 		spawner = new Spawner(QuickPix.class, myGrid);
 		spawner.spawn(50);
-		// spawner = new Spawner(AgingPix.class, myGrid);
-		// spawner.spawn(50);
 	}
 
 	public Dimension getPreferredSize()