Containers to move to GitHub workflow

[angelnu]

• docker-comics
• docker-openvpn-helper
• docker-apache-musicindex - or move to another helm chart

Will not move:

• docker-cifs_k8s_plugin
• docker-exim
• https://travis-ci.org/github/angelnu/docker-cifs_k8s_plugin
• https://travis-ci.org/github/angelnu/docker-apache-webdav
• https://travis-ci.org/github/angelnu/docker-keepalived
• https://travis-ci.org/github/angelnu/docker-multiarch
  • nfs-client-provisioner
  • openvpn-client
  • jackett
  • transmission
  • sickrage
  • heimdall
  • couchpotato
• https://travis-ci.org/github/angelnu/docker-light-baseimage
• https://travis-ci.org/github/angelnu/docker-openldap
• https://travis-ci.org/github/angelnu/docker-glusterfs