- The only remaining functions in the file are string-related, so
rename to match their purpose.
- Drop this include file from most places, since they don't actually
use the string functionality at all.
- more flexible way to keep (all kinds of) files from the host
system, into the target system.
- WIP: substitutions like in shellprocess (@@ROOT@@, @@HOME@@ probably)
- WIP: creating a JSON file from global settings