Coin Crush-money merge

## Description

This is a very interesting and playable game, the game complex Tetri game, eleminate game and combined class game. And adds new gameplay, musi give new gaming experience to the players.
How To Play:
Three or more adjacent same coins will synthesis of a higher level coin, and get points, when there is no space to put other coins, the game is over.
Game Controls:
You can operate the coins by sliding the screen.
side up: exchange coins' prosition;
side left: move the coins to left by one step;
side right: move the coins to right by ont step;
side down: put the coins to the appropriate position.