Enable download of tinyipa prebuilt image
Enable download of tinyipa prebuilt image

Now there is a post job to build tinyipa and publish it to
tarballs.openstack.org, we can start to use it in the ironic devstack
script to prevent the need to build the image every time.

Change-Id: I641a5afe8318ec0848395b2b70e056c448f3dd00

SauloAislan/ironic,bacaldwell/ironic,openstack/ironic,devananda/ironic,SauloAislan/ironic,bacaldwell/ironic,NaohiroTamura/ironic,pshchelo/ironic,NaohiroTamura/ironic,openstack/ironic,pshchelo/ironic