Support colloquial time names to dramatically improve usability of time control

Summary: Ref T8024. The time control currently does not support colloquial time names frequently used in common parlance. Support these times.

Test Plan: Easily specified many of the most important times in a convenient way.

Reviewers: btrahan, chad, lpriestley

Reviewed By: lpriestley

Subscribers: johnny-bit, eadler, epriestley

Maniphest Tasks: T8024

Differential Revision: https://secure.phabricator.com/D12674