A console guessing game

####Goal Sink all the ships on the grid

Description and Rules on Wikipedia

####Overview

• 10x10 grid - resizeable;
• Sample game strategy for 2 destroyers and 1 battleship, placed randomly;
• Single-player engine for playing against the computer;

####Commands

• new - start a new game;
• exit - exits the game;
• show - cheat to show the ships' position on the grid;
• coordinates in the format A5