Version 3.27.4
~~~~~~~~~~~~~~
Released: 2018-01-08

This is an unstable release in the 3.27 development series, with the following
improvements:
 * Add missing locking to gs_plugin_cache_remove(), fixing a possible crash
 * Fix various memory leaks spotted by valgrind
 * Fix a possible crash triggered by the fwupd plugin
 * Do not emit critical warnings when reviewing OS Updates
 * fwupd: Use the custom user-agent when downloading firmware
 * overview page: Fix a crash when we have no featured apps
 * packagekit: Implement repository enabling
 * Fix hover CSS for "unknown" and "nonfree" license buttons

This release also updates translations.