This is a minor update to align wxRuby3 with the latest wxWidgets 3.3.1 release. ** What's Changed ** * target wxWidgets 3.3.1 release by default * add support for latest wxWidgets persistence classes * updates for latest VScrolled (template) class changes * add missing Array<Integer> support for Wx::Variant * add extensive PropertyGrid testing * minor bugfixes and improvements * remove Ruby 2.5 support, make Ruby 2.7 minimally required version * update wxWidgets master branch compatibility to at least commit 49c6810948f40c457e3d0848b9111627b5b61de5 For more details see the original release announcement here: https://github.com/mcorino/wxRuby3/discussions/417