instead show the still frame for a little while

gameOfLife.py

@@ -90,5 +90,7 @@ for frame in range(500):
         gameBoardNextStep.append(newRow)
     gameBoard = gameBoardNextStep
     if(gameBoard == lastGameBoard):
+        for i in range(20):
+            animation.addFrame(newFrame)
         break
 writebml.writeBml(animation, '/home/pi/animations/gameOfLife.bml')