Support for DNS Seed List Connection Format or Atlas Cluster

[alexandru-slobodcicov]

Current supported format is Standard Connection String Format:
mongodb://[username:password@]host1[:port1][,...hostN[:portN]][/[defaultauthdb][?options]]
New format to support DNS Seed List Connection Format:
mongodb+srv://server.example.com/
mongodb+srv://:@cluster0.example.com/testdb?authSource=$external&authMechanism=MONGODB-AWS

┆Issue is synchronized with this Jira Bug by Unito