Bert Freudenberg uploaded a new version of Collections to project The Trunk:
http://source.squeak.org/trunk/Collections-bf.614.mcz

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

Name: Collections-bf.614
Author: bf
Time: 10 April 2015, 4:36:46.5 pm
UUID: 11d550b8-ccbb-4711-be86-8626971305d9
Ancestors: Collections-tfel.613

Revert WeakArray>>species temporarily to see if this fixes testNoObsoleteClasses on the build server

=============== Diff against Collections-tfel.613 ===============

Item was changed:
  ----- Method: WeakArray>>species (in category 'private') -----
  species
  	"More useful to have strongly-referenced results of #select: and #collect:."
+ 	^super species "disabled temporarily to see if this fixes testNoObsoleteClasses on the build server"
+ 	"^ Array"!
- 	^ Array!