Change latest and earliest saved timezones on all day events to php official timezones instead of guessing GMT offsets
Summary: Ref T8021, Change latest and earliest saved timezones on all day events to php official timezones instead of guessing GMT offsets
Test Plan: On different versions of php, create and save all day event in various timezones without errors.
Reviewers: epriestley, Blessed Reviewers
Reviewed By: epriestley, Blessed Reviewers
Subscribers: Korvin, epriestley
Maniphest Tasks: T8021
Differential Revision: https://secure.phabricator.com/D12772