Add cross-platform CI (#6670)

* Linux and Windows CI with GitHub Actions
* Add karma-edge-launcher
* Add edge configuration to karma.conf.js
* Support --browsers on the command line for karma tests
* Add macOS CI builds
* Add karma-safari-private-launcher
* Document browser specification for tests

Edward Thomson committed 6y ago

aff7d411404fe3499b9cd11333fb45d5922cdf91

Parent: b90552b

Committed by Evert Timberg <evert.timberg+github@gmail.com> on 11/6/2019, 12:14:09 PM