This appears to already be available in the trusty images; I can definitely see it in http://archive.ubuntu.com/ubuntu/dists/trusty-proposed/main/installer-amd64/current/images/vivid-netboot/mini.iso; the latest partman-base (...1.2) will get pulled in.
This appears to already be available in the trusty images; I can definitely see it in http:// archive. ubuntu. com/ubuntu/ dists/trusty- proposed/ main/installer- amd64/current/ images/ vivid-netboot/ mini.iso; the latest partman-base (...1.2) will get pulled in.