* When inserting values into "timestamp with time zone" fields treat the value as being in the UTC time zone.
* Simplify parsing of PostgreSQL date/time responses by using regular expressions. Always convert response times with time zone to UTC.
* Add tests which check if timestamp and date fields are treated as having a UTC time zone.
* Clarify the test comments.
Add Connector Cmake logic
* Also install date when used with fetch content
* Install everything always
* Update documentation
* Add option to control dependency searching
* Adjust travis
Removed timezone handling in the process (needs to be documented).
Note: on_conflict does not check for constraints (needs to be documented).
Note: some of the constraints tests seem to be aiming for a different static_assert.
