* The items with a question mark are questionable. I'm not sure whether they
  are really needed. If you think it is a good feature do it yourself :) or
  at least tell me what you think.


 * complete group/gpass and ACCT (does anyone need it?)

?* save command history (to different files for diff hosts?)

 * Http class
 * Http-style proxy support
   set ftp:proxy[/host] "http://proxy:port"
   (how to handle ls? Is any www proxy capable of returning raw ftp ls?)
   (type=d?)

?* at, sleep commands

?* document variables in on-line help

 * mirror --config <file.cf>

 * rm -r, get -r, put -r, find-like function

 * IPv6

?* a way to not preserve timestamps.

 * set xfer:format
 * eval -f "foo $1 $2; ls $@" a1 a2 a3

 * debug subsystem rewrite (separate class)
 * parent->GrabOutput GrabFD? to disable status line
 * smart SIGCHLD handling
 * en/de-code url's for %xx
