Merge remote-tracking branch 'kraxel/seabios-1.7.3' into staging

# By Gerd Hoffmann
# Via Gerd Hoffmann
* kraxel/seabios-1.7.3:
  seabios: update to 1.7.3

Message-id: 1374673573-25074-1-git-send-email-kraxel@redhat.com
Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>

seabios @ c02c219c

-Subproject commit d4f7d90f47462b4e8836899adc5060fbde5253e9
+Subproject commit c02c219cd79299a0a153ecf862f0e301a057f2cb