setup and example usage added to README

Author: y21

README

@@ -2,5 +2,15 @@ This is the official repository for the browser-game Blobs.io
 You may not find the game under that domain as we haven't bought it yet and it is still a WIP.
 
 What is this needed for?
-You need this collection of source files to host Blobs.io as I find C++ more suitable for calculations than JavaScript. 
-Every time a User noms another one it executes the compiled file basic.cc which returns the amount of BR the winner gained.
+You need this collection of source files to host blobs.io as I find C++ more suitable for calculations than JavaScript. 
+
+========================
+Set-up and example usage
+========================
+$ git clone https://github.com/blobs-io/rating-system.git
+$ cd rating-system
+$ g++ main.cc -o m -std=c++14
+$ ./m 1000 9999 --br
+335
+$ ./m --version
+blobs.io rating-system version 0.0.2