Add support for NetworkPolicy, additional labels+annotations and topologySpreadConstraints to charts

* Add support for NetworkPolicy, additional labels+annotations and topologySpreadConstraints to charts
Fixes #415

* Added additional service labels

* Added additional podLabels and documentation

* Added custom labels and annotations for statefulsets and deployments

* Added volume annotations and labels

* Fixed trailing spaces

* Updated releasenotes

* Fixed readme

* Make ingress configuration similar or identical (if possible) for all charts
Fixes groundhog2k/helm-charts#1316

* Fixed spaces

* add ingressClassName
Fixes #1311

* Fixed trailing spaces

* Improve all charts to support service annotations #771

* Fixed whitespace in README

* Fixed trailing whitespaces

Fixes issues: Allow custom liveness/readiness probe #192 and Update/Redeploy a pod when ConfigMap or Secrets have changed #169 (#221)

* Added email config support (env vars did not work because of escape)

* Incremented chart version

* Added parameter description

Co-authored-by: Aram Karapetyan <aram@fouraitch.com>

* Fixed nullable values

* Fixed version

* Added ghost helm chart

* Removed trailing spaces