feat(keel): add support for ManagedDelivery (#145)

* feat(keel): add support for ManagedDelivery

- add keel configuration
- updated other services when keel configuration is provided
- update tests with keel configuration

* fix linting issues

* updates based on feedback

- move deck defaulting to code
- fix proto comments
- cleanups

* feat(keel): configure keel based on halconfig setup

- cleanup documentation
- refactor SQL for better reflecting config options

* rebase changes

Author: nimakaviani

.gitignore

@@ -1,2 +1,3 @@
 .idea/
 *.iml
+kleat