Actipro SyntaxEditor for UWP 2019.1 build 0341

• Updated Microsoft Visual Studio designer functionality to work with new UWP extensibility model.
• Added support for triple-clicks to select an entire view line. Dragging the pointer on the final click will extend the selection by view line.
• Improved the search result highlighting logic.
• Improved the logic in CollapsedRegionQuickInfoProvider.
• Improved the caret movement for change character casing edit actions when there is no selection.
• Improved editor view searching and search result highlighting logic, including offloading some pieces to worker tasks for better performance.
• Updated the search overlay pane's find textbox to have a red border when no match for the find text is located.
• Updated search result highlights to toggle immediately when the SyntaxEditor.IsSearchResultHighlightingEnabled property is changed.
• Updated how line commenters adjust selections during their text changes.
• Updated the TextStylePreview control to use a weak event handler for watching IHighlightingStyle changes.
• Updated mouse wheel scrolling to only work if the related directional scrollbar visibility is Auto or Visible.

.NET Languages Add-on

• Updated the C# parser and resolver to support C# 7.3 syntax.
• Updated the VB parser and resolver to support VB 15.8 syntax.