Added:
- Feed and article lists now share common handling for column visibility, order, width and sort state.
- Feed list column order is now saved and restored together with other column settings.
- Column header context menu now offers per-column submenus where visibility and resize mode can be changed.
- Column resize mode can now be switched between interactive sizing, stretching and resizing to contents, and the selected mode is saved with the column state.
- Column header context menu can now switch whether the last visible column stretches to fill available space, and this setting is saved with the column state.
- Column header context menu can now switch cascading section resizing, and this setting is saved with the column state.
- Column header context menu can now autosize a single interactive column or all visible interactive columns.
- Column header context menu now highlights the column which was right-clicked.
- Article list can now optionally remember separate column layouts for feeds, folders, accounts, labels, search folders, important articles, unread articles and recycle bin. (#1297)