Merge remote-tracking branch 'origin/master'

Author: iSnow

README.md

@@ -3,6 +3,7 @@
 ![travis](https://travis-ci.org/GoodforGod/java-etherscan-api.svg?branch=master)
 [![Maintainability](https://api.codeclimate.com/v1/badges/808997be2e69ff1ae8fe/maintainability)](https://codeclimate.com/github/GoodforGod/java-etherscan-api/maintainability)
 [![codecov](https://codecov.io/gh/GoodforGod/java-etherscan-api/branch/master/graph/badge.svg)](https://codecov.io/gh/GoodforGod/java-etherscan-api)
+[![](https://jitpack.io/v/iSnow/java-etherscan-api.svg)](https://jitpack.io/#iSnow/java-etherscan-api)
 
 [Etherscan](https://etherscan.io/apis) Java API implementation.