The space between `-e detachkey` was being underlined, when only
`detachkey` should be.
Tested with mandoc from OpenBSD -current and groff 1.22.3, the latter of
which is used by the vast majority of Linux distributions for formatting
manual pages.
This means it wont take control over the window size until
it is the last remaining one, unless another client connects
with the -l option set at a later time.
Create sockets in a per user directory with proper permissions
either in
$HOME/.abduco/session-name
or if not possible in
/tmp/abduco/$USER/session-name