Signer script to add update verification public key to an image
Signer script to add update verification public key to an image

Change-Id: If51dd4f7d9e84f2f0f30506a3a9c354bc6a4b07b

BUG=chromium-os:7388
TEST=manually tested on an image, verified that the permissions on the copied key were correct.

Review URL: http://codereview.chromium.org/6543027

geekboxzone/mmallow_external_vboot_reference,acorn-marvell/vboot_reference,marineam/seismograph,ccaapton/vboot_reference,coreboot/vboot,ccaapton/vboot_reference,acorn-marvell/vboot_reference,geekboxzone/mmallow_external_vboot_reference,coreboot/vboot,geekboxzone/mmallow_external_vboot_reference,ionave/seismograph,geekboxzone/mmallow_external_vboot_reference,ccaapton/vboot_reference,ionave/seismograph,ionave/seismograph,coreboot/vboot,marineam/seismograph,coreboot/vboot,marineam/seismograph,coreboot/vboot,geekboxzone/mmallow_external_vboot_reference,ccaapton/vboot_reference,acorn-marvell/vboot_reference,marineam/seismograph,acorn-marvell/vboot_reference