Bloc-Serialization 0.2.0

What's Changed

• Editing the source of Bloc from pharo-graphics/Bloc to OpenSmock/Bloc… by @SullyMLT in #27
• add p13 ci and update readme file by @LabordePierre in #28
• Change size to extent due to a bloc update by @SullyMLT in #30

New Contributors

• @SullyMLT made their first contribution in #27
• @LabordePierre made their first contribution in #28

Full Changelog: 0.1.0...0.2.0