Ingress support

Breaking Change

• Ingress api group changed to k8s.io/api/networking/v1. Watching Ingresses on versions 1.18 and lower is not supported anymore.

What's Changed

• Bumps client-go from archaic 1.16 to 1.20 and adresses api changes by @olivierboucher in #36
• event controller configuration by @arikalon1 in #38

New Contributors

• @olivierboucher made their first contribution in #36

Full Changelog: v2.2.0...v2.3.0