Fixed crash after player owns no units

src/Blaze-Brigade/Blaze_Brigade/Game.cs

@@ -224,12 +224,7 @@ namespace Controller
 
                     Debug.WriteLine(player1.getNumOfUnits());
 
-                    if (GameFunction.isGameOver(player1, player2))
-                    {
-                        // TODO: game over screen
-                        Debug.WriteLine("Game is over.");
-                        break;
-                    }
+                    
 
                     if (GameFunction.isTurnOver())
                     {
@@ -243,12 +238,24 @@ namespace Controller
                     foreach(Unit unit in player1.getUnits())
                     {
                         GameFunction.removeDeceasedUnit(graph, player1, unit);
+                        if (GameFunction.isGameOver(player1, player2))
+                        {
+                            // TODO: game over screen
+                            Debug.WriteLine("Game is over.");
+                            break;
+                        }
                     }
 
                     // removes deceased units in Player 2
                     foreach (Unit unit in player2.getUnits())
                     {
                         GameFunction.removeDeceasedUnit(graph, player2, unit);
+                        if (GameFunction.isGameOver(player1, player2))
+                        {
+                            // TODO: game over screen
+                            Debug.WriteLine("Game is over.");
+                            break;
+                        }
                     }
                     break;
             }

src/Blaze-Brigade/Blaze_Brigade/GameState.cs

@@ -65,7 +65,8 @@ namespace Model
         Playing,        // Playing game Screen
         DropDownMenu,   // Drop down menu for action
         CharMenu,       // character drop down info menu
-        AttackMenu      // attack menu
+        AttackMenu,     // attack menu
+        GameOver        // Game is Over
     }
     /*
     enumerated list for what the current turn state is (per unit)