Merge remote-tracking branch 'remotes/kraxel/tags/ui-20190311-v2-pull-request' into...

curses: wide char input support.
vnc: acl update, stall fix.

# gpg: Signature made Mon 11 Mar 2019 08:25:24 GMT
# gpg:                using RSA key 4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <[email protected]>" [full]
# gpg:                 aka "Gerd Hoffmann <[email protected]>" [full]
# gpg:                 aka "Gerd Hoffmann (private) <[email protected]>" [full]
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/ui-20190311-v2-pull-request:
  monitor: deprecate acl_show, acl_reset, acl_policy, acl_add, acl_remove
  vnc: allow specifying a custom authorization object name
  vnc: fix update stalls
  curses: support wide input
  Reduce curses escdelay from 1s to 25ms

Signed-off-by: Peter Maydell <[email protected]>