add logging to JEOS config parsing

Signed-off-by: Steve Loranz <sloranz@redhat.com>
replace directory traversal with reading from specific URLs

Signed-off-by: Steve Loranz <sloranz@redhat.com>
add JEOS config and images inspection to REST interface

Signed-off-by: Steve Loranz <sloranz@redhat.com>
fixed a couple of silly bugs in JEOS config parsing.

Signed-off-by: Steve Loranz <sloranz@redhat.com>
switch jeos_config to list of files or URLs to config files

Signed-off-by: Steve Loranz <sloranz@redhat.com>
Merge pull request #273 from aeolusproject/feature/fetch-jeos-config

Feature/fetch jeos config