message: Replace Travis build badge with Jenkins build badge
diff: ## EOS.IO - The Most Powerful Infrastructure for Decentralized Applications
  -[![Build Status](https://travis-ci.org/EOSIO/eos.svg?branch=master)](https://travis-ci.org/EOSIO/eos)
  +[![Build Status](https://jenkins.eos.io/buildStatus/icon?job=eosio/master)](https://jenkins.eos.io/job/eosio/job/master/)
  Welcome to the EOS.IO source code repository! EOS.IO software enables developers to create and deploy
  high-performance, horizontally scalable, blockchain infrastructure upon which decentralized applications
  