Add icon for the latest release
# Apache Pinot (incubating)
[![Build Status](https://api.travis-ci.org/apache/incubator-pinot.svg?branch=master)](https://travis-ci.org/apache/incubator-pinot)
+[![Release](https://img.shields.io/github/release/apache/incubator-pinot/all.svg)](https://pinot.apache.org/download/)
[![codecov.io](https://codecov.io/github/apache/incubator-pinot/branch/master/graph/badge.svg)](https://codecov.io/github/apache/incubator-pinot)
[![Join the chat at https://communityinviter.com/apps/apache-pinot/apache-pinot](https://img.shields.io/badge/slack-apache--pinot-brightgreen?logo=slack)](https://communityinviter.com/apps/apache-pinot/apache-pinot)
[![Twitter Follow](https://img.shields.io/twitter/follow/apachepinot.svg?label=Follow&style=social)](https://twitter.com/intent/follow?screen_name=apachepinot)
