* Bug fixes:
677609 GtkSizeGroup regression in GTK+ 3.3.20
686021 spinner animation should not be subject to...
686265 scrolledwindow: set GDK_EXPOSURE_MASK on t...
686280 GtkScrollbar and GtkScale rendering broken...
687196 filesystemmodel: invalidate nodes on file ...
687467 Commit "Implement proper cross-fades for g...
687872 Segfault when attempting to get character ...
* Translation updates:
Irish
Traditional Chinese
libXext/buildlink3.mk, now that it is included there.
Leave the places where its API version is set or variables from it
are used directly (about 3 packages).
* Assorted file chooser improvements/redesign:
- Remove the expander in Save mode
- Move the path bar up in Save mode
- Remember the last opened directory
- Start in recently-used mode when no folder is set
- Update recent-files when confirming in the file chooser