add information to cellpanel as well.

src/cancergrowth/CellPanel.java

@@ -3,7 +3,9 @@ package cancergrowth;
 /**
  * File Name: CellPanel.java
  *   Created: Oct 02, 2017
- *    Author: 
+ *    Author: Cole Deck and Phillip Augustynowicz
+ *
+ *  Additional comments can be found in the document submitted by Phillip.
  */
 import java.util.*; // Import libraries we need 
 import java.awt.Color;