Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2017-01-16' into staging

Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2017-01-16' into staging

QAPI patches for 2017-01-16

# gpg: Signature made Mon 16 Jan 2017 09:26:49 GMT
# gpg:                using RSA key 0x3870B400EB918653
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>"
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>"
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-qapi-2017-01-16: (180 commits)
  build-sys: add qapi doc generation targets
  build-sys: add txt documentation rules
  build-sys: use a generic TEXI2MAN rule
  build-sys: remove dvi doc generation
  build-sys: use --no-split for info
  docs: add qemu logo to pdf
  qapi: add qapi2texi script
  qmp-events: move 'MIGRATION_PASS' doc to schema
  qmp-events: move 'DUMP_COMPLETED' doc to schema
  qmp-events: move 'MEM_UNPLUG_ERROR' doc to schema
  qmp-events: move 'VSERPORT_CHANGE' doc to schema
  qmp-events: move 'QUORUM_REPORT_BAD' doc to schema
  qmp-events: move 'QUORUM_FAILURE' doc to schema
  qmp-events: move 'GUEST_PANICKED' doc to schema
  qmp-events: move 'BALLOON_CHANGE' doc to schema
  qmp-events: move 'ACPI_DEVICE_OST' doc to schema
  qmp-events: move 'MIGRATION' doc to schema
  qmp-events: move 'SPICE_MIGRATE_COMPLETED' doc to schema
  qmp-events: move 'SPICE_DISCONNECTED' doc to schema
  qmp-events: move 'SPICE_INITIALIZED' doc to schema
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>