(name 'Grease-Squeak-Core-JohanBrichau.6' message 'Object>>#sizeInMemory asks #isCompact to determine the number of
bytes, but this has been removed from Squeak. 

Thanks Chris Muller' id '5899d218-fe39-41b2-880a-d052b41d0d63' date '24 October 2015' time '5:24:10.125 pm' author 'JB' ancestors ((name 'Grease-Squeak-Core-pmm.5' message '- add #sizeInMemory to Squeak' id '407fc250-3664-4ffb-ae92-17102efa6e47' date '15 July 2015' time '6:09:33.359 pm' author 'pmm' ancestors ((name 'Grease-Squeak-Core-pmm.4' message '- add more missing methods' id '1e5dee9a-f686-43eb-91e2-5942fe6143d5' date '15 July 2015' time '3:34:35.74 pm' author 'pmm' ancestors ((name 'Grease-Squeak-Core-pmm.3' message '- implement missing method' id '3683851e-6da7-4972-afa0-f4928390b3a9' date '15 July 2015' time '2:48:40.968 pm' author 'pmm' ancestors ((name 'Grease-Squeak-Core-JohnMcKeon.2' message '-add override of class initialize method' id '22c9a55a-0754-2a4c-8028-482fa4ffc669' date '19 March 2015' time '10:18:53.936 pm' author 'JohnMcKeon' ancestors ((name 'Grease-Squeak-Core-JohnMcKeon.1' message '-grease for squeak' id '76e50246-7376-7f43-9e50-daa9d7108db6' date '16 March 2015' time '9:14:49.119 pm' author 'JohnMcKeon' ancestors () stepChildren ())) stepChildren ())) stepChildren ())) stepChildren ())) stepChildren ())) stepChildren ())