Updating README version number

Author: Nicholas E. Ardecky

README.md

@@ -1,5 +1,5 @@
 # ZingChart-AngularJS
-## version 1.1.0
+## version 1.2.0
 
 [![Code Climate](https://codeclimate.com/github/zingchart/ZingChart-AngularJS/badges/gpa.svg)](https://codeclimate.com/github/zingchart/ZingChart-AngularJS) [![Build Status](https://travis-ci.org/zingchart/ZingChart-AngularJS.svg)](https://travis-ci.org/zingchart/ZingChart-AngularJS)
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