copied changes from Seaside-Core into Seaside-Core.gemstone

Name: Seaside-Core-pmm.815Author: pmmTime: 19 May 2014, 9:12:19 pmUUID: ac051160-4c44-4a89-9bdf-b0bdb25dd23aAncestors: Seaside-Core-pmm.814Issue 786: 	Bug in WAAbstractFileLibrary- https://code.google.com/p/seaside/issues/detail?id=786- fix for fix