What's new in the WebKitGTK+ 2.14.3 release?
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  - Create GLX OpenGL contexts using version 3.2 (core profile) when available to reduce the memory
    consumption on Mesa based drivers.
  - Improve memory pressure handler to reduce the CPU usage on memory pressure situations.
  - Fix a regression in WebKitWebView title notify signal emission that caused the signal to be emitted
    multiple times.
  - Fix high CPU usage in the web process loading hyphenation dictionaries.
  - More user agent string improvements to improve compatibility with several websites.
  - Fix web process crash when closing the web view in X11.
  - Fix the build with OpenGL ES2 enabled.
  - Fix several crashes and rendering issues.
  - Translation updates: German.
  - Security fixes: CVE-2016-7656, CVE-2016-7635, CVE-2016-7654, CVE-2016-7639, CVE-2016-7645, CVE-2016-7652,
    CVE-2016-7641, CVE-2016-7632, CVE-2016-7599, CVE-2016-7592, CVE-2016-7589, CVE-2016-7623, CVE-2016-7586.