[ENHANCEMENT] Add TLS auth for accessing Prometheus #354
[ENHANCEMENT] Allow configuration to be read from json schema #372
[ENHANCEMENT] Add signal handler to the adapter #389
[CLEANUP] Migrate imports to github.com/kubernetes-sigs/prometheus-adapter #374
[CLEANUP] Extend unit tests to the cmd directory #382
[CLEANUP] Move verify CI job to prow #387
[DOC] Update Prometheus Operator Doc location #319
[DOC] Fix walkthrough example #379
[DOC] Fix documented metrics labels to work for k8s 1.16+ #386