Rename the default branch to main

.github/workflows/main.yml

@@ -5,13 +5,13 @@ on:
     # Build on tags that look like releases
     tags:
       - v*
-    # Build when master is pushed to
+    # Build when main is pushed to
     branches:
-      - master
+      - main
   pull_request:
-    # Build when a pull request targets master
+    # Build when a pull request targets main
     branches:
-      - master
+      - main
 env:
   MW_HEADERS_DIR: ${{ github.workspace }}/../mw_headers
   MACOSX_DEPLOYMENT_TARGET: "10.9"
@@ -77,4 +77,4 @@ jobs:
       run: |
         anaconda --token ${{ secrets.ANACONDA_TOKEN }} upload --force --label dev $CONDA/conda-bld/*/*cantera*.tar.bz2
       shell: bash -l {0}
-      if: github.event_name == 'push' && github.event.ref == 'refs/heads/master'
+      if: github.event_name == 'push' && github.event.ref == 'refs/heads/main'

README.md

@@ -1,3 +1,3 @@
-This repository hosts the recipe to build the Python interface for Cantera into a conda package. The package is built on Appveyor and TravisCI and uploaded to Anaconda.org automatically.
+This repository hosts the recipe to build the Python interface for Cantera into a conda package. The package is built on GitHub Actions and uploaded to Anaconda.org automatically.
 
-[![Build status](https://ci.appveyor.com/api/projects/status/t78m6c0x3rofe1mi/branch/master?svg=true)](https://ci.appveyor.com/project/Cantera/conda-recipes/branch/master) [![Build Status](https://travis-ci.org/Cantera/conda-recipes.svg?branch=master)](https://travis-ci.org/Cantera/conda-recipes)
+![CI](https://github.com/Cantera/conda-recipes/workflows/CI/badge.svg)