Merge pull request #483 from JuliaDiff/an/gha

Complete switch to GitHub Actions based CI

Author: andreasnoack

.github/workflows/ci.yml

@@ -11,6 +11,7 @@ jobs:
   test:
     name: Julia ${{ matrix.version }} - ${{ matrix.os }} - ${{ matrix.arch }} - ${{ github.event_name }}
     runs-on: ${{ matrix.os }}
+    continue-on-error: ${{ matrix.version == 'nightly' }}
     strategy:
       fail-fast: false
       matrix:

.travis.yml

@@ -1,4 +1,4 @@
-[![Build Status](https://travis-ci.org/JuliaDiff/ForwardDiff.jl.svg?branch=master)](https://travis-ci.org/JuliaDiff/ForwardDiff.jl) [![Coverage Status](https://coveralls.io/repos/JuliaDiff/ForwardDiff.jl/badge.svg?branch=master&service=github)](https://coveralls.io/github/JuliaDiff/ForwardDiff.jl?branch=master)
+![CI](https://github.com/JuliaDiff/ForwardDiff.jl/workflows/CI/badge.svg) [![Coverage Status](https://coveralls.io/repos/JuliaDiff/ForwardDiff.jl/badge.svg?branch=master&service=github)](https://coveralls.io/github/JuliaDiff/ForwardDiff.jl?branch=master)
 
 [![](https://img.shields.io/badge/docs-stable-blue.svg)](http://www.juliadiff.org/ForwardDiff.jl/stable)
 [![](https://img.shields.io/badge/docs-latest-blue.svg)](http://www.juliadiff.org/ForwardDiff.jl/latest)