[Pharo-project] [update 1.1] #11158

11158 ----- - Issue 478: [Pending Etoy Cleaning] Object>>defaultNameStemForInstances - Issue 479: [Etoy Pending Cleaning] Object>> externalName - Issue 491: [Pending Etoy Cleaning] Morph>>defaultFloatPrecisionFor - Issue 490: [Pending Etoy Cleaning] Morph >> decimalPlacesForGetter: Thanks a ***lot *** alain