David T. Lewis uploaded a new version of Chronology-Tests to project The Trunk:
http://source.squeak.org/trunk/Chronology-Tests-dtl.8.mcz

==================== Summary ====================

Name: Chronology-Tests-dtl.8
Author: dtl
Time: 4 February 2017, 9:38:49.531433 pm
UUID: a9dd366c-fa28-4a6f-9bef-07ec65790e93
Ancestors: Chronology-Tests-dtl.7

Fix save/restore automaticTimezone preference YearMonthWeekTest

=============== Diff against Chronology-Tests-dtl.7 ===============

Item was changed:
  ----- Method: YearMonthWeekTest>>setUp (in category 'running') -----
  setUp
  	restoredStartDay := Week startDay.
  	restoredTimeZone := DateAndTime localTimeZone.
+ 	localTimeZonePreferenceToRestore := DateAndTime automaticTimezone.
- 
  	Week startDay: #Sunday.
  	DateAndTime localTimeZone: (TimeZone timeZones detect: [:tz | tz abbreviation = 'GMT']).
+ !
- 	localTimeZonePreferenceToRestore := DateAndTime automaticTimezone.!