Merge remote-tracking branch 'remotes/kraxel/tags/pull-vnc-20140918-1' into staging

vnc: set TCP_NODELAY, cleanup in tlc code

# gpg: Signature made Thu 18 Sep 2014 07:02:37 BST using RSA key ID D3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <[email protected]>"
# gpg:                 aka "Gerd Hoffmann <[email protected]>"
# gpg:                 aka "Gerd Hoffmann (private) <[email protected]>"

* remotes/kraxel/tags/pull-vnc-20140918-1:
  vnc-tls: Clean up dead store in vnc_set_x509_credential()
  ui/vnc: set TCP_NODELAY

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