gtk+ 3.17.6 release.

GtkFileChooser:

• Handle ., / and ~ in the location entry
• Improve keyboard navigation in save mode
• Don't search recursively in remote locations
• Allow activating without double-click

GtkFontChooser:

• Bring back a lazy loading optimization that was lost

GtkWindow:

• Fix handling of window states before the window is mapped
• Add API to fullscreen on a given monitor

GtkTextView:

• Support font features on tags

Theme and CSS:

• Various HighContrast theme fixes and improvements
• Reduce redraws caused by irrelevant style changes

gtk-demo gained some more examples

GtkInspector:

• Show wayland display information
• Show monitor information
• Preserve the selected object when rescanning the object tree

X11:

• Make copy-paste work across multiple screens again

OS X:

• Fix maximization
• Fix winodw shadows
• Implement notebook tab DND
• Hi-dpi icon fixes

Bugs fixed:

• 579466 gtk_entry_completion_insert_action documentation is misleading
• 610925 GtkFileChooserDialog won't pick show-hidden setting from a ...
• 652085 CSS cursor support
• 721398 clipboard not working across screens
• 734984 CSD windows have incorrectly sized shadows
• 741685 Invalid memory read on resizing window
• 746491 [HighContrast] GtkSpinButtons are looking bad
• 748772 Use new pango_fc_font_map_config_changed()
• 749339 [Wayland] Gdk-CRITICAL **: gdk_window_get_display: assertion ...
• 751721 No release event for shift key when both shift keys were pressed
• 752327 second right-click on header bar buttons brings WM menu, and ...
• 752577 infinite loop on using nautilus menu
• 752633 Several GtkPlacesSidebar methods need better documentation
• 752638 notebook tab dragging doesn't work on Quartz (patches included...
• 752664 Inspector only shows widget tree if created after startup
• 752677 x11: implement fullscreen_on_monitor
• 752707 Location bar navigation to parent directories
• 752708 File chooser in SAVE mode should accept "foobar/" to navigate
• 752761 GtkMenu: Properly detach menu when the window is detached
• 752765 GtkWindow: queue states if not mapped not if not realized
• 752810 Doubled spacing in string
• 752875 wayland: Fix initial fullscreen monitor support
• 752920 GtkLabel's warnings when parsing the markup failed are unhelpful
• 752960 [HighContrast] GtkPlacesSidebar needs padding (?) around icons
• 752965 [HighContrast] GtkLinkButton is similar to a non-interactive label
• 752969 [HighContrast] GtkCheckMenuItem:prelight:checked should be whit...
• 752975 [HighContrast] selected row of backdrop GtkTreeView should prob...
• 752977 [HighContrast] clicked header of a GtkTreeView is all black
• 752978 [HighContrast] label of a GtkProgressBar should probably be black
• 753048 GtkImage leak when a GtkButton subclass calls gtk_button_set_im...
• 753051 [HighContrast] double border for the “add custom color” button
• 753060 [HighContrast] switching from sensitive to insensitive resizes ...
• 753130 inspector should keep object tree expanded to the selected object
• 753138 wayland: Invalidate our gtk_surface when we're unmapped
• 753142 File icons in the filechooser listview only appear 1 out of 2 t...
• 753230 Adwaita: odd insensitive calendar
• 753256 Don't handle key event when nothing happens
• 753284 GtkFileChooser segfault when compiling with clang