Added comments to scicalc

SciCalc.java

@@ -3,6 +3,10 @@
 * 4.2 Scientific Calculator Group Project
 * Trinh Tong, Lauren Green, Michelle Dimarino
 * Advanced Calculator Menu
+* 
+* TO DO
+* 
+* Add MainMenu class - displays mainmenu / calls back to main menu
 */
 public class SciCalc 
 {