Version 3.31.1 ============== * UI - Update primary menu layout according to app menu retirement initiative. - Refine controller preferences: hide sidebar while testing controllers and use better transitions. - Wrap plugin descriptions in preferences. - Remove double border on preferences sidebar. - Use HdyColumn to allow preferences dialog to get smaller. - Use HdyTitleBar in main and preferences windows. - Update development build style. * Don't build MAME plugin by default. It can still be enabled via '-Dmame-plugin=true' build option.