read and write content from profiled subdirectories in content dir

[naturallymitchell]

'move content/*' to 'content/home/'

save incoming content to 'content/[profile-uuid]'

[Arnaz87]

create a subdirectory for each profile which interacts with the user and move every file received from them into their folder

[Arnaz87]

additionally have a content/home folder for the user's own files

[naturallymitchell]

if we are going to save posts from unverified requesters anyway, request-id can be used for any unknown profile in the meantime