* Remove assert from globals
* Remove Client from globals
* Remove global test function
* Remove MemoryStream from globals
* Require assert in SASL integration tests
* Attempt to use a postgres with ssl?
* Use latest image
* Remove connection tests - they test internals that are better covered by testint the client
Replaces __dirname concatentation in pg test scripts so that editors like
VS Code can automatically generate typings and support code navigation (F12).