Add constructive comments, bug reports, or discuss improvements (see the guideline).
Do not document the script here (the author should do that on vim.org).
This page may be out of date: check the script's vim.org page above, and its release notes.
What about restore session with scp:// ?
The webpage does not list :SessionList as a command, but I see it in sessionman.vim. It works but after an error:
Error detected while processing function <SNR>20_ListSessions:
E33: No previous substitute regular expression