1.0.0-pre6

Changed

• RecordPat widget by @edgarfgp in #85
• Unify Constant widget by @edgarfgp in #86
• Remove Extension attribute on types by @edgarfgp in #87
• InheritRecordExpr by @edgarfgp in #88
• Inherit Widgets by @edgarfgp in #89
• Member LetBinding widget by @edgarfgp in #90
• ExplicitCtor Widget by @edgarfgp in #91
• Normalizing Widgets by @edgarfgp in #92