11086 ----- - Issue 1457: CharacterSet removeAll CharacterSet - Refactorings from trunk - Part1 - cache byteArrayMap of WideCharacterSet - boost WideCharacterSet do: (using a ByteArray instead of WordArray to avoid Large Integers) - implement remove:ifAbsent: to fulfill subclassResponsibility This part1 has an initialize method to mutate WideCharacterSet instances to the new internal format. This support code will be removed in part2 - Issue 1568: Preferences migration part7 * remove TheWorldMainDockingBar * migrate "morphic" "fileout" and "button" groups next tomorrow :) Good night Stef