Update version for development 1.0.9
Add helpers sub directory and break functionality into individual modules
Extract common functionality out of ephemeral and move to helper
Find rootfs based on config not assumption based on container root
Extend `OverlayDirectory` for clarity in usage
Add initial clone support
Track creation to allow for auto deletion on failure
Move net addr update to helper. Remove last requirements of user perms on files.
Include constants. Add net hwaddr update. Auto join contents when writing if array
Class methods, not instance methods
Re-alias so we point to correct version of the method
Scrub path when found in config. Check for emptiness, not truthiness
`mktemp` sets mode 0700 so update it to 0755
Allow command to be provided to ephemeral
Ensure rootfs falls back to assumed path if config file does not exist
Add newline to replacement string
Allow method to disable name update
Disable rootfs update on clone (already updated during copy)
Update files for release v1.0.10