Merge pull request #29 from trixi-framework/rename-master-to-main

Rename `master` to `main`

.github/workflows/ci.yml

@@ -3,7 +3,7 @@ name: CI
 on:
   push:
     branches:
-      - master
+      - main
     paths-ignore:
       - 'LICENSE.md'
       - 'README.md'

.outdated/.travis.yml

@@ -13,7 +13,7 @@ jobs:
   allow_failures:
     - julia: nightly
   include:
-    - if: type = push AND branch = master
+    - if: type = push AND branch = main
       julia: 1
       os: osx
     # - stage: "Documentation"
@@ -32,7 +32,7 @@ coveralls: true
 # avoid duplicate tests in PRs
 branches:
   only:
-    - master
+    - main
 
 notifications:
   email: false

.outdated/appveyor.yml

@@ -17,7 +17,7 @@ platform:
 
 branches:
   only:
-    - master
+    - main
     - /release-.*/
 
 # Do not build on tags (GitHub, Bitbucket, GitLab, Gitea)

README.md

@@ -2,7 +2,7 @@
 
 [![Docs-stable](https://img.shields.io/badge/docs-stable-blue.svg)](https://trixi-framework.github.io/Trixi.jl/stable)
 [![Build Status](https://github.com/trixi-framework/Trixi2Vtk.jl/workflows/CI/badge.svg)](https://github.com/trixi-framework/Trixi2Vtk.jl/actions?query=workflow%3ACI)
-[![Coveralls](https://coveralls.io/repos/github/trixi-framework/Trixi2Vtk.jl/badge.svg?branch=master)](https://coveralls.io/github/trixi-framework/Trixi2Vtk.jl?branch=master)
+[![Coveralls](https://coveralls.io/repos/github/trixi-framework/Trixi2Vtk.jl/badge.svg?branch=main)](https://coveralls.io/github/trixi-framework/Trixi2Vtk.jl?branch=main)
 [![License: MIT](https://img.shields.io/badge/License-MIT-success.svg)](https://opensource.org/licenses/MIT)
 [![GitHub commits since tagged version](https://img.shields.io/github/commits-since/trixi-framework/Trixi2Vtk.jl/v0.2.4.svg?style=social&logo=github)](https://github.com/trixi-framework/Trixi2Vtk.jl)
 
@@ -50,7 +50,7 @@ For further information on how to use Trixi with Trixi2Vtk, please refer to the
 
 ## Authors
 Trixi2Vtk is maintained by the
-[Trixi authors](https://github.com/trixi-framework/Trixi.jl/blob/master/AUTHORS.md).
+[Trixi authors](https://github.com/trixi-framework/Trixi.jl/blob/main/AUTHORS.md).
 Its principal developers are
 [Michael Schlottke-Lakemper](https://www.mi.uni-koeln.de/NumSim/schlottke-lakemper)
 (University of Cologne, Germany) and [Hendrik Ranocha](https://ranocha.de)