Levente Uzonyi uploaded a new version of Collections to project The Trunk:
http://source.squeak.org/trunk/Collections-ul.751.mcz

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

Name: Collections-ul.751
Author: ul
Time: 25 April 2017, 6:55:32.620027 pm
UUID: e526dee8-c2dc-4f9e-8b5d-96cd22f1e24b
Ancestors: Collections-ul.750

- removed implementations of #clone

=============== Diff against Collections-ul.750 ===============

Item was removed:
- ----- Method: Character>>clone (in category 'copying') -----
- clone
- 	"Answer the receiver, because Characters are unique."
- 	^self!

Item was removed:
- ----- Method: Symbol>>clone (in category 'copying') -----
- clone
- 	"Answer with the receiver, because Symbols are unique."!