[Merge] ~tobijk/livecd-rootfs/+git/livecd-rootfs:feature/parallelization-snap-version-fixing into livecd-rootfs:ubuntu/master

[Tobias Koch]

Tobias Koch has proposed merging ~tobijk/livecd-rootfs/+git/livecd-rootfs:feature/parallelization-snap-version-fixing into livecd-rootfs:ubuntu/master.

Commit message:
Replace "snap download" with tool that uses snap store's coherence feature
    
This is important for parallel image builds to ensure all pre-seeded snaps have the same versions across image variants.

Requested reviews:
  Ubuntu Core Development Team (ubuntu-core-dev)

For more details, see:
https://code.launchpad.net/~tobijk/livecd-rootfs/+git/livecd-rootfs/+merge/360986

Please note that this is a re-submittal of

https://code.launchpad.net/~tobijk/livecd-rootfs/snap-coherence/+merge/358632
-- 
Your team Ubuntu Core Development Team is requested to review the proposed merge of ~tobijk/livecd-rootfs/+git/livecd-rootfs:feature/parallelization-snap-version-fixing into livecd-rootfs:ubuntu/master.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: review-diff.txt
Type: text/x-diff
Size: 15116 bytes
Desc: not available
URL: <https://lists.ubuntu.com/archives/ubuntu-reviews/attachments/20181217/634c9720/attachment.diff>