Update to hexchat-2.10.2.
2.10.2 (2014-11-25)
  verify hostnames of certificates
  use more secure openssl options (No SSLv2/3)
  detect utf8 urls in chat
  fix using multiple client certs at the same time
  fix checking for Perl on some distros
  fix friends list not properly updating
  fix building with format-security
  fix more non-ascii path issues on Windows
  fix opening utf8 urls on Windows and OSX
  update deps on Windows
  update translations