WebKitGTK 2.46.2 released!

This is a bug fix release in the stable 2.46 series.

Own well-known bus name on a11y bus.
Improve memory consumption when putImageData is used repeatedly on accelerated canvas.
Disable cached web process suspension for now to prevent leaks.
Improve text kerning with different combinations of antialias and hinting settings.
Destroy all network sessions on process exit.
Fix visible rectangle calculation when there are animations.
Fix the build with ENABLE_NOTIFICATIONS=OFF.
Fix the build with ENABLE_FULLSCREEN_API=OFF.
Fix the build with ENABLE_WEB_AUDIO=OFF.
Fix the build on ppc64le.
Fix several crashes and rendering issues.

Thanks to all the contributors who made possible this release.