widget-factory: add linked entry and button example
widget-factory: add linked entry and button example

jadahl/gtk,chergert/gtk,Lyude/gtk-,Lyude/gtk-,jessevdk/gtk,grubersjoe/adwaita,alexlarsson/gtk,alexlarsson/gtk,jessevdk/gtk,Sidnioulz/SandboxGtk,jessevdk/gtk,davidgumberg/gtk,alexlarsson/gtk,Lyude/gtk-,chergert/gtk,grubersjoe/adwaita,alexlarsson/gtk,grubersjoe/adwaita,ahodesuka/gtk,Sidnioulz/SandboxGtk,jessevdk/gtk,ahodesuka/gtk,jigpu/gtk,alexlarsson/gtk,Adamovskiy/gtk,chergert/gtk,alexlarsson/gtk,jadahl/gtk,alexlarsson/gtk,Adamovskiy/gtk,ahodesuka/gtk,jadahl/gtk,davidgumberg/gtk,davidgumberg/gtk,davidgumberg/gtk,jigpu/gtk,chergert/gtk,chergert/gtk,Sidnioulz/SandboxGtk,Lyude/gtk-,jadahl/gtk,davidgumberg/gtk,jigpu/gtk,jessevdk/gtk,grubersjoe/adwaita,jessevdk/gtk,ahodesuka/gtk,jadahl/gtk,Adamovskiy/gtk,ahodesuka/gtk,jadahl/gtk,Adamovskiy/gtk,grubersjoe/adwaita,chergert/gtk,jigpu/gtk,Lyude/gtk-,ahodesuka/gtk,grubersjoe/adwaita,chergert/gtk,jigpu/gtk,davidgumberg/gtk,jigpu/gtk,Lyude/gtk-,Lyude/gtk-,jigpu/gtk,Sidnioulz/SandboxGtk,jadahl/gtk,jadahl/gtk,Sidnioulz/SandboxGtk,Lyude/gtk-,ahodesuka/gtk,Adamovskiy/gtk,ahodesuka/gtk,Adamovskiy/gtk,grubersjoe/adwaita,Adamovskiy/gtk,davidgumberg/gtk,jigpu/gtk,alexlarsson/gtk,grubersjoe/adwaita,davidgumberg/gtk,Adamovskiy/gtk,Sidnioulz/SandboxGtk,jessevdk/gtk,chergert/gtk