* Changes to support auth on the infrastructure
* Auth over TLS/SSL support in BigchainDB, MongoDB, Monitoring Agent, Backup Agent
* Update certificates: Different OUs specified now
* Code formatting
- Make flake happy!
* Raise proper authentication failed error
* Documentation changes for auth
* Support auth in k8s deployment
* Commit certs for monitoring and backup agents
* Configuration to allow Cloud Manager Backup Agent to backup data
* Update docs and remove authentication error
* Add SSL support for MongoDB connections
* Tests for TLS connectivity and other fixes
* Add test for ssl parameters
* Add test for AuthenticationError
* Cleanup branch
* Split env vars as per @r-marques suggestion
* Remove SSL_ENABLED and use BIGCHAINDB_DATABASE_SSL instead
* Changes as per comments from @r-marques
* Remove redundant tests
* Test for ConfigurationError