Instructions on creating images that can be used for SoftwareConfig and
SoftwareDeployment are added.
Change-Id: If4bc6197ca38d73378ada6a6b32e47a658d88fc5
Replace references to heat-jeos with documentation describing the
use of the new heat-templates/tools/heat-jeos.sh example script
fixes bug #1171602
Change-Id: I88fd2a5667cccd79a77c4a663c782fb537279fac