Add missing parenthesis.
Merge remote-tracking branch 'origin/testing' into feature/tor-browser-4.0
Upgrade TBB to rebuild of version 4.0.

The rebuild mitigates the POODLE attack by disabling SSLv3, and bumps
NoScript from version 2.6.9 to 2.6.9.1.
Rework the changelog, release notes and security announce a bit.