On Windows, OpenSSL and Cyrus SASL are unlikely to be available.
By default, we'll fallback to compiling against SSPI/Schannel which
is always available on Windows.

* compression-blacklist:
  CDRIVER-2116 Add more compression blacklisted commands

* CDRIVER-2153-pool-ssl:
  CDRIVER-2153 Install our custom CA to the system trust store
  CDRIVER-2153 Add SNI support for the mock server
  CDRIVER-2153 mongoc_client_pool_t cannot connect to MongoDB Atlas
  CDRIVER-2154 SNI not provided when allow_invalid_hostname is set

This will only work on certain ubuntu versions

Also add support for setting the ssl_opts through the URI in pool mode