Update README.md

ajitsing · ajitsing · commit 3ad2c4f84faa · 2016-01-31T10:39:48.000+05:30
diff --git a/README.md b/README.md
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 # apkToJava
+[![Gem Version](https://badge.fury.io/rb/apkToJava.svg)](https://badge.fury.io/rb/apkToJava)
+
 A ruby gem to view android apk as java code in GUI
 
 Before starting the process it checks wether the env is setup or not.
