New port: databases/mongodb42
Mongo (from "humongous") is a high-performance, open source,
schema-free, document-oriented database. A common name in the
"NOSQL" community.
PR: 242002
Submitted by: Ronald Klop <ronald-lists@klop.ws>
Reviewed by: koobs, mikael
Relnotes: https://docs.mongodb.com/manual/release-notes/4.2/