* refactor: support disabling legacy diffing logic

* apply reviewer suggestion

* add redis metrics to application controller and api server

* fix failed test

* reduce K8s calls for CRDs during reconciliation
* additional metric labels to k8s API requests (server, verb, kind, namespace)

* group read comparison settings during app reconciliation
* Reduce lock contention in clusterInfo::ensureSynced(). Add getRepoObj stats
* Remove additional source of lock contention
* Exclude the coordination.k8s.io/Lease resource
Co-authored-by: Alexander Matyushentsev <amatyushentsev@gmail.com>

* Make sure insecure flag works for remote Kustomize bases

* Move parameters listing from GenerateManifests to GetAppDetails
* Fix logging to use standard logger to honor CLI loglevel

* Use informers to load Argo CD settings

* Issue #536 - Declarative setup and configuration of ArgoCD

* Add missing rules to application-controller role

* Fix broken test; update install manifests

* Issue #419 - Add ability to dump heap profile by sending SIGUSR2

* Regenerate Gopkg.lock

Move k8s health assessment into a stand-alone library. Use kubectl convert to statically assess health (#356)

Add 'database' library for CRUD operations against repos and clusters. Redact sensitive information (#196)

* Issue #119 - Move sync logic to contoller

* Implement app compare/sycn e2e test

* Fix panic in kube ApplyResource method

* Apply reviewer notes: add separate rollback operation instead of reusing sync for sync and rollback