Merge pull request #2 from PruneMazui/develop

add how to play

readme.md

@@ -1,32 +1,37 @@
-TETORICE
-====
-
-[![Build Status](https://travis-ci.org/PruneMazui/tetorice.svg?branch=master)](https://travis-ci.org/PruneMazui/tetorice)
-[![Coverage Status](https://coveralls.io/repos/github/PruneMazui/tetorice/badge.svg?branch=master)](https://coveralls.io/github/PruneMazui/tetorice?branch=master)
-
-It is a game to erase the line.
-
-## Demo
-
-![sample](./image.gif)
-
-## Requirement
-
-* PHP >= 5.6 or PHP >= 7.0
-* POSIX
-
-## Usage
-
-```
-wget https://github.com/PruneMazui/tetorice/archive/master.zip
-unzip master.zip
-cd tetorice-master
-
-curl -sS https://getcomposer.org/installer | php
-php composer.phar --no-dev
-./bin/tetorice
-```
-
-## Licence
-
-MIT
+TETORICE
+====
+
+[![Build Status](https://travis-ci.org/PruneMazui/tetorice.svg?branch=master)](https://travis-ci.org/PruneMazui/tetorice)
+[![Coverage Status](https://coveralls.io/repos/github/PruneMazui/tetorice/badge.svg?branch=master)](https://coveralls.io/github/PruneMazui/tetorice?branch=master)
+
+It is a game to erase the line.
+
+## Demo
+
+![sample](./image.gif)
+
+## Requirement
+
+* PHP == 5.6 or PHP >= 7.0
+* POSIX
+
+## Usage
+
+```
+wget https://github.com/PruneMazui/tetorice/archive/master.zip
+unzip master.zip
+cd tetorice-master
+
+curl -sS https://getcomposer.org/installer | php
+php composer.phar --no-dev
+./bin/tetorice
+```
+
+## How To Play
+
+* move ... cursor key
+* rotate ... space key
+
+## Licence
+
+MIT