Update Travis badge.

README.md

@@ -6,8 +6,8 @@
 [![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.1440997.svg)](https://doi.org/10.5281/zenodo.1440997)
 [![PRs Welcome](https://img.shields.io/badge/PRs%20-welcome-brightgreen.svg)](#contributing)
 
-[![Build Status](https://travis-ci.org/lballabio/QuantLib.svg?branch=master)](https://travis-ci.org/lballabio/QuantLib)
-[![Build status](https://ci.appveyor.com/api/projects/status/bmpiucu74eldfkm0/branch/master?svg=true)](https://ci.appveyor.com/project/lballabio/quantlib/branch/master)
+[![Travis build Status](https://travis-ci.com/lballabio/QuantLib.svg?branch=master)](https://travis-ci.com/lballabio/QuantLib)
+[![Appveyor build status](https://ci.appveyor.com/api/projects/status/bmpiucu74eldfkm0/branch/master?svg=true)](https://ci.appveyor.com/project/lballabio/quantlib/branch/master)
 [![CMake build](https://github.com/lballabio/QuantLib/workflows/CMake%20build/badge.svg?branch=master)](https://github.com/lballabio/QuantLib/actions)
 [![Codacy Badge](https://api.codacy.com/project/badge/Grade/b4bc1058db994f24aa931b119a885eea)](https://www.codacy.com/app/lballabio/QuantLib)
 [![Code Quality: Cpp](https://img.shields.io/lgtm/grade/cpp/g/lballabio/QuantLib.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/lballabio/QuantLib/context:cpp)