BRANCH 4.1:
  rebuilt the trigger dictionary as static trigger count grows to prevent certain added-in-real-time static triggers not being accounted for.
BRANCH 4.1:
   added the missing ARGS_KEYS width and size to ActionButtonWdg
   made the size l for the Export Matched button in CsvExportWdg
   added 2 widget tests for export_matched and export_displayed
   added the missing kwargs "values" for API method get_widget
Merge remote branch 'public_origin/4.1' into 4.2