Merge remote-tracking branch 'remotes/kraxel/tags/fixes-31-20181112-pull-request...

Merge remote-tracking branch 'remotes/kraxel/tags/fixes-31-20181112-pull-request' into staging

fixes for 3.1: mark bt as deprecated, bugfixes for pulse, gtk and edid.

# gpg: Signature made Mon 12 Nov 2018 15:14:58 GMT
# gpg:                using RSA key 4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <[email protected]>"
# gpg:                 aka "Gerd Hoffmann <[email protected]>"
# gpg:                 aka "Gerd Hoffmann (private) <[email protected]>"
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/fixes-31-20181112-pull-request:
  ui/gtk: fix cursor in egl mode
  pulseaudio: process audio data in smaller chunks
  edid: silence a stringop-overflow warning
  bt: Mark the bluetooth subsystem as deprecated

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