Support for Angular 13

tl;dr

• Added support for Angular 13
• Migrated from tslint to eslint
• Migrated from protractor to cypress
• Fixed integration with Travis CI, Coveralls
• some other small fixes along the way

What's Changed

• Features/ng upgrades by @mcaden in #93
• fix: tweak project setup by @merlosy in #101
• chore: migrate to eslint and cypress by @merlosy in #102
• fix: version to allow release by @merlosy in #103

New Contributors

• @mcaden made their first contribution in #93

Full Changelog: v2.1.1...v3.0.0