Move skydns stuff into a subfolder.
Move AWS stuff into a subfolder.
Move CoreOS-specific stuff into a folder.
Add hsflowd-specific stuff (in a folder).
Support calling AWS scripts from any directory.
This will be handled by write_files in cloud-config.

I think so, anyways.
Use a shorter S3 URL for SkyDNS.
Specify full/explicit permissions for SkyDNS binary.
Try out enabling skydns.service.
Switch to the CoreOS alpha channel AMIs.
Try running hsflowd directly on the CoreOS host.