Manpages of weechat-headless in Debian buster-backports

• weechat-headless(1) (čeština)
• weechat-headless(1) (Deutsch)
• weechat-headless(1)
• weechat-headless(1) (français)
• weechat-headless(1) (italiano)
• weechat-headless(1) (日本語)
• weechat-headless(1) (polski)
• weechat-headless(1) (русский)