Merge pull request #334 from cameronr/percent-encode

Overhauled vim cmds and percent encoding session file names

Merge #323

Fix #234

Merged

- #322
- #321
- #320

Fixes:
[#293](#293) [#303](#303) [#316](#316)

Fix #287, #314, #295 and cleanup/unify some code between auto-session…

… and session-lens

Fix #299

Implement #260

Fix #308

Update docs

Close unsupported windows and play nice with lazy.nvim