Marcel Taeumel uploaded a new version of Squeak-Version to project The Trunk:
http://source.squeak.org/trunk/Squeak-Version-mt.5252.mcz

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

Name: Squeak-Version-mt.5252
Author: mt
Time: 5 March 2020, 2:34:04.873173 pm
UUID: b9a3cd5b-b708-8646-a99f-5f3ae294ceb1
Ancestors: Squeak-Version-mt.5156

Unload 45Deprecated, 46Deprecated, and 51Deprecated packages. New deprecations go into 60Deprecated.

Older projects can easily re-load those packages explicitly.

=============== Diff against Squeak-Version-mt.5156 ===============

Item was changed:
+ (PackageInfo named: 'Squeak-Version') postscript: '#( ''45Deprecated'' ''46Deprecated'' ''51Deprecated'' ) do: [:packageName |
+ 	(MCPackage named: packageName) unload.
+ 	PackageOrganizer default unregisterPackageNamed: packageName].'!
- (PackageInfo named: 'Squeak-Version') postscript: '#( ''39Deprecated'' ) do: [:package |
- 	(MCPackage named: package) unload.
- 	].'!