NAppGUI v1.3.1

Added

• Methods to move to next/previous tabstop. Commit, Doc.
  • layout_next_tabstop
  • layout_previous_tabstop
  • window_next_tabstop
  • window_previous_tabstop

Fixed

• .def files compatibles with BUSY build system. Issue, Commit.
• Bug in SplitView with nested panels. Issue, Commit.
• Bug in LexicalScanner. Commit.
• macOS issue in empty-text checkboxes. Commit.
• Json issues and improved documentation. Commit, Doc.
• macOS Lion edit focus issue. Commit.