add Travis CI bage

README.md

@@ -1,5 +1,7 @@
 [![Maven Central](https://maven-badges.herokuapp.com/maven-central/com.googlecode.maven-download-plugin/download-maven-plugin/badge.svg)](https://maven-badges.herokuapp.com/maven-central/com.googlecode.maven-download-plugin/download-maven-plugin)
 
+[![Build Status](https://app.travis-ci.com/maven-download-plugin/maven-download-plugin.svg?branch=master)](https://app.travis-ci.com/maven-download-plugin/maven-download-plugin)
+
 # Download Plugin for Maven
 This is a plugin meant to help maven user to download different files on different protocol in part of maven build.
 
@@ -94,6 +96,4 @@ Alternatively, this project support GitHub PR, but enforce some rules for decent
 
 ## Other links
 
-Project metrics on Ohloh: [![Ohloh](https://www.ohloh.net/p/download-maven-plugin/widgets/project_partner_badge.gif)](https://www.ohloh.net/p/download-maven-plugin)
-
 Former project page at Google Code: http://code.google.com/p/maven-download-plugin/