update readme

Author: demanasta

README.md

@@ -1,7 +1,7 @@
 # sp3
 
-[![Build Status](https://app.travis-ci.com/xanthospap/sp3.svg?branch=main)](https://app.travis-ci.com/xanthospap/sp3)
-[![Build status](https://ci.appveyor.com/api/projects/status/0749f4ihaodmv0dx/branch/main?svg=true)](https://ci.appveyor.com/project/xanthospap/sp3/branch/main)
+[![Build Status](https://app.travis-ci.com/DSOlab/sp3.svg?branch=main)](https://app.travis-ci.com/DSOlab/sp3)
+[![Build status](https://ci.appveyor.com/api/projects/status/0749f4ihaodmv0dx/branch/main?svg=true)](https://ci.appveyor.com/project/DSOlab/sp3/branch/main)
 
 Utility library and functions for Sp3 files