Update README

Author: crazy-max

README.md

@@ -4,7 +4,7 @@
   <a href="https://portapps.io/app/vlc-portable/#download"><img src="https://img.shields.io/github/release/portapps/vlc-portable.svg?style=flat-square" alt="GitHub release"></a>
   <a href="https://portapps.io/app/vlc-portable/#download"><img src="https://img.shields.io/github/downloads/portapps/vlc-portable/total.svg?style=flat-square" alt="Total downloads"></a>
   <a href="https://github.com/portapps/portapps"><img src="https://img.shields.io/badge/portapps-1.20.3-479fdb.svg?style=flat-square" alt="Portapps version"></a>
-  <a href="https://ci.appveyor.com/project/portapps/vlc-portable"><img src="https://img.shields.io/appveyor/ci/portapps/vlc-portable.svg?style=flat-square" alt="AppVeyor"></a>
+  <a href="https://travis-ci.com/portapps/vlc-portable"><img src="https://img.shields.io/travis/com/portapps/vlc-portable/master.svg?style=flat-square" alt="Build Status"></a>
   <a href="https://goreportcard.com/report/github.com/portapps/vlc-portable"><img src="https://goreportcard.com/badge/github.com/portapps/vlc-portable?style=flat-square" alt="Go Report"></a>
   <a href="https://www.codacy.com/app/portapps/vlc-portable"><img src="https://img.shields.io/codacy/grade/10aa1a67c6154f7faab71fef032b4786.svg?style=flat-square" alt="Code Quality"></a>
   <a href="https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=WQD7AQGPDEPSG"><img src="https://img.shields.io/badge/donate-paypal-7057ff.svg?style=flat-square" alt="Donate Paypal"></a>