added visualization for pill in VisualizerPlainText

src/main/java/pacmanGame/VisualizerPlainText.java

@@ -17,6 +17,7 @@ public class VisualizerPlainText implements Visualizer {
 	    this.put("orange", "CO");
 	    this.put("apple", "@ ");
 	    this.put("crystal", "<>");
+	    this.put("pill", "o ");
 	}};
 	
 	public final String ghostSprite = "AA";