Update readme.md

added changlog, install and usage example

readme.md

@@ -1,6 +1,29 @@
-Based on:
-=========
+Parse Kv files to array
+=======================
 
-https://github.com/chrisinajar/parse-kv
+Based on a reddit post I Can't find anymore
 
-v1
+
+Install:
+`composer require zedling/php-parse-kv`
+
+Usage:
+```
+<?php
+
+use Zedling\DotaKV\Parser;
+
+$parser = new Parser();
+
+$array = $parser->load(files_get_contents("link_to_file"));
+
+print_r($array);
+
+```
+
+Changes:
+
+ - 2.1.1: added parsing values as array if they are `;` separated
+ - 2.1: added parsing values as array if they are space separated
+ - 2.0: switched implememntation to use `token_get_all`
+