Implement TZH and TZM timestamp format patterns

Andrew Dunstan <andrew@dunslane.net>

Commit: 11b623dd0a2c385719ebbbdd42dd4ec395dcdc9d
Author: Andrew Dunstan <andrew@dunslane.net>
Date: 2018-01-09T19:25:05Z
Releases: 11.0
Implement TZH and TZM timestamp format patterns

These are compatible with Oracle and required for the datetime template
language for jsonpath in an upcoming patch.

Nikita Glukhov and Andrew Dunstan, reviewed by Pavel Stehule.

Files

Documentation touched