core: add trailing slashes in URLs

src/plugins/irc/irc-ctcp.c

@@ -464,7 +464,7 @@ irc_ctcp_replace_variables (struct t_irc_server *server, const char *format)
 
     /*
      * $download: WeeChat download page, example:
-     *   https://weechat.org/download
+     *   https://weechat.org/download/
      */
     info = weechat_info_get ("weechat_site_download", "");
     temp = weechat_string_replace (res, "$download", info);

src/plugins/relay/relay-command.c

@@ -434,7 +434,7 @@ relay_command_init ()
            "The \"irc\" protocol allows any IRC client (including WeeChat "
            "itself) to connect on the port.\n"
            "The \"weechat\" protocol allows a remote interface to connect on "
-           "the port, see the list here: https://weechat.org/about/interfaces\n"
+           "the port, see the list here: https://weechat.org/about/interfaces/\n"
            "\n"
            "Without argument, this command opens buffer with list of relay "
            "clients.\n"