Closes #22 Startup description for SnakeGame

SnakeGame.java

@@ -12,9 +12,17 @@
  * @version 1
  */
 class SnakeGame implements Game {
-    public String getName() { return "Snake"; }
+    public String getName()
+    { return "Snake";
+}
     public Optional<Integer> play() {
-        System.out.println("[Playing Snake - Placeholder]");
-        return Optional.empty();
+    System.out.println("This is a simple console"+
+                       " version of the Snake game.");
+    System.out.println("The player controls a snake"+
+                       " that moves around a grid,");
+    System.out.println("collecting food and growing in length.");
+    System.out.println("The game ends if the snake runs into itself");
+    System.out.println("or the edge of the grid");
+    return Optional.empty();
     }
 }