tree 5d9df7e0d57e5120a5bd3c3b6ee6de6c4ac58b41
parent 4745e89c041e1502368597e33a8e95c755be4dc3
author Ethan Yonker <dees_troy@teamw.in> 1458098459 -0500
committer Dees Troy <dees_troy@teamw.in> 1458248141 +0100

Change to dd for wiping crypto partitions

flash_image was spitting an error. We are also specifying a size
so that we do not risk writing beyond the partition.

Change-Id: Ie3a0d77db96e54357238595934c3df0e3b680823