readme update for v0.2 release

[ci skip]

Author: jeevatkm

README.md

@@ -1,7 +1,7 @@
 # essentials - aah framework
 
 [![Build Status](https://travis-ci.org/go-aah/essentials.svg?branch=master)](https://travis-ci.org/go-aah/essentials) [![codecov](https://codecov.io/gh/go-aah/essentials/branch/master/graph/badge.svg)](https://codecov.io/gh/go-aah/essentials/branch/master) [![Go Report Card](https://goreportcard.com/badge/aahframework.org/essentials)](https://goreportcard.com/report/aahframework.org/essentials)
-[![Version](https://img.shields.io/badge/version-0.1-blue.svg)](https://github.com/go-aah/essentials/releases/latest) [![GoDoc](https://godoc.org/aahframework.org/essentials?status.svg)](https://godoc.org/aahframework.org/essentials)  [![License](https://img.shields.io/github/license/go-aah/essentials.svg)](LICENSE)
+[![Version](https://img.shields.io/badge/version-0.2-blue.svg)](https://github.com/go-aah/essentials/releases/latest) [![GoDoc](https://godoc.org/aahframework.org/essentials?status.svg)](https://godoc.org/aahframework.org/essentials)  [![License](https://img.shields.io/github/license/go-aah/essentials.svg)](LICENSE)
 
 ***v0.2 [released](https://github.com/go-aah/essentials/releases/latest) and tagged on Mar 03, 2017***