Log Message:
hexchat: Update to 2.14.2.

Changes:

* remove shift+click binding to close tabs
* re-add option to build against legacy perl
* add appstream metainfo for plugins
* add build option to set perl binary
* add option to build without appstream
* fix not unminimizing when restoring from tray
* fix translations containing invalid text events
* fix server passwords starting with :
* update libraries on windows, fixing CVE-2018-15120 (and emoji!)