QOM infrastructure fixes and device conversions
* GPIO conversion to QOM, continued
* Device property description support
* QTest cases for hotplug
* Hotplug handler conversion
# gpg: Signature made Wed 15 Oct 2014 04:05:17 BST using RSA key ID
3E7E013F
# gpg: Good signature from "Andreas Färber <afaerber@suse.de>"
# gpg: aka "Andreas Färber <afaerber@suse.com>"
* remotes/afaerber/tags/qom-devices-for-peter: (47 commits)
qdev: Drop legacy_name from qdev properties
qmp: Print descriptions of object properties
qdev: Set the object property's description to the qdev property's.
qom: Add description field in ObjectProperty struct
qdev: Add description field in PropertyInfo struct
qdev: device_del: Search for to be unplugged device in 'peripheral' container
qdev: HotplugHandler: Add support for unplugging BUS-less devices
qdev: Drop legacy hotplug fields/methods
usb: Convert usb devices to hotplug handler API
usb: Convert usb-ccid to hotplug handler API
usb-storage: Drop not needed "allow_hotplug = 0"
usb-bot: Drop not needed "allow_hotplug = 0"
usb-bot: Mark device as non hotpluggable
scsi: Cleanup not used anymore SCSIBusInfo{hotplug, hot_unplug} fields
scsi: Convert virtio-scsi HBA to hotplug handler API
scsi: Convert pvscsi HBA to hotplug handler API
scsi: Set SCSI BUS itself as default HotplugHandler
s390x: Convert virtio-ccw to hotplug handler API
s390x: Convert s390-virtio to hotplug handler API
s390x: Drop not used allow_hotplug in event-facility
...
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>