Make the main update_places() use GtkBookmarksManager
Make the main update_places() use GtkBookmarksManager

There are still some missing pieces to get the bookmark's icon,
and *maybe* to cull the list of bookmarks based on some criteria.

Signed-off-by: Federico Mena Quintero <4999915a961edfd7686112c2935288e1266eae14@gnome.org>

grubersjoe/adwaita,Lyude/gtk-,msteinert/gtk,chergert/gtk,alexlarsson/gtk,grubersjoe/adwaita,jigpu/gtk,Distrotech/gtk2,Lyude/gtk-,chergert/gtk,ahodesuka/gtk,Adamovskiy/gtk,jadahl/gtk,Adamovskiy/gtk,jadahl/gtk,davidgumberg/gtk,davidgumberg/gtk,ebassi/gtk,davidgumberg/gtk,jessevdk/gtk,Sidnioulz/SandboxGtk,grubersjoe/adwaita,Sidnioulz/SandboxGtk,davidgumberg/gtk,jessevdk/gtk,msteinert/gtk,Sidnioulz/SandboxGtk,Lyude/gtk-,Lyude/gtk-,alexlarsson/gtk,Sidnioulz/SandboxGtk,jadahl/gtk,chergert/gtk,jadahl/gtk,Sidnioulz/SandboxGtk,davidgumberg/gtk,jigpu/gtk,jadahl/gtk,Distrotech/gtk2,msteinert/gtk,Lyude/gtk-,ahodesuka/gtk,Adamovskiy/gtk,bratsche/gtk-,ebassi/gtk,Distrotech/gtk2,jigpu/gtk,bratsche/gtk-,jadahl/gtk,davidgumberg/gtk,grubersjoe/adwaita,Distrotech/gtk2,grubersjoe/adwaita,chergert/gtk,jessevdk/gtk,grubersjoe/adwaita,ahodesuka/gtk,grubersjoe/adwaita,Adamovskiy/gtk,Distrotech/gtk2,alexlarsson/gtk,Adamovskiy/gtk,grubersjoe/adwaita,bratsche/gtk-,alexlarsson/gtk,jigpu/gtk,Adamovskiy/gtk,jadahl/gtk,msteinert/gtk,davidgumberg/gtk,bratsche/gtk-,ebassi/gtk,msteinert/gtk,jessevdk/gtk,jessevdk/gtk,chergert/gtk,Lyude/gtk-,jigpu/gtk,Distrotech/gtk2,chergert/gtk,ebassi/gtk,jadahl/gtk,msteinert/gtk,Sidnioulz/SandboxGtk,ahodesuka/gtk,jigpu/gtk,jessevdk/gtk,Adamovskiy/gtk,Adamovskiy/gtk,ebassi/gtk,ahodesuka/gtk,jessevdk/gtk,chergert/gtk,ahodesuka/gtk,davidgumberg/gtk,alexlarsson/gtk,bratsche/gtk-,ebassi/gtk,ahodesuka/gtk,Lyude/gtk-,Lyude/gtk-,jigpu/gtk,chergert/gtk,alexlarsson/gtk,alexlarsson/gtk,ahodesuka/gtk,bratsche/gtk-,alexlarsson/gtk,jigpu/gtk