edit readme

README.md

@@ -1,5 +1,21 @@
-# braingames-cli
 
+Welcome to braingames-cli!
+===================
+Uncomplicated cli games which  helpful to train our brain.
+----------
 [![Code Climate](https://codeclimate.com/github/ayubov/project-lvl1-s128/badges/gpa.svg)](https://codeclimate.com/github/ayubov/project-lvl1-s128)
 [![Issue Count](https://codeclimate.com/github/ayubov/project-lvl1-s128/badges/issue_count.svg)](https://codeclimate.com/github/ayubov/project-lvl1-s128)
-[![Build Status](https://travis-ci.org/ayubov/project-lvl1-s128.svg?branch=master)](https://travis-ci.org/ayubov/project-lvl1-s128)
+[![Build Status](https://travis-ci.org/ayubov/project-lvl1-s128.svg?branch=master)](https://travis-ci.org/ayubov/project-lvl1-s128)
+
+#### <i class="icon-file"></i> Usage
+> **$ npm i -g braingames-cli**
+> **$ brain-calc**
+
+
+#### <i class="icon-file"></i> Games list:
+> **brain-even**
+> **brain-calc**
+>  **brain-gcd**
+> **brain-prime**
+> **brain-balance**
+> **brain-progression**