What's new in the WebKitGTK+ 2.14.4 release?
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  - Make accelerating compositing mode on-demand again. By default it will only be used for websites
    that require it, saving a lot of memory on websites that don't need it.
  - Fix rendering issues in long documents with transparent background.
  - Release unused UpdateAtlas and reduce the tile coverage on memory pressure.
  - The media backend now stores preloaded media in /var/tmp instead of user cache dir.
  - Make inspector work again when accelerated compositing support is disabled.
  - Fix a deadlock when the media player is destroyed.
  - Fix network process crashes when loading custom URI schemes.
  - Fix overlay scrollbars that are over a subframe.
  - Fix a crash in GraphicsContext3D::drawArrays when using OpenGL 3.2 core profile.
  - Fix BadDamage X errors happening when resizing the WebView.
  - Fix several crashes and rendering issues.
  - Security fixes: CVE-2017-2365, CVE-2017-2366, CVE-2017-2373, CVE-2017-2363, CVE-2017-2362, CVE-2017-2350,
    CVE-2017-2350, CVE-2017-2354, CVE-2017-2355, CVE-2017-2356, CVE-2017-2371, CVE-2017-2364, CVE-2017-2369.