WebKitGTK 2.25.1 released!

This is the first development release leading toward 2.26 series.

Add support for subprocess sandboxing.
Add API to get the web process unique identifier of a WebKitFrame.
Add WebKitWebPage::did-associate-form-controls-for-frame signal and deprecate did-associate-form-controls.
Implement AtkComponentIface scroll_to methods.
Improve rendering of form controls when GTK theme is dark and enable prefers-color-scheme media query.
Show the emoji chooser popover for editable content.
Fix touch capabilities detection for websites checking touch events properties present in window or pointer media queries.
Fix several crashes and rendering issues.

Thanks to all the contributors who made possible this release.