Add config options

[OscarCreator]

• [x] filter out files in .gitignore. #33
• [ ] filter all dot files
• [ ] custom folders/files to skip
• [ ] file.start_window = the time to wait if an sync (file only) is in progress and a second try to execute command when other is finished
• [x] custom rsync.toml location. #88
• [x] sync_on_save #76

[Dimfred]

Hey custom location of the nvim/rsync.toml would also be nice :) Btw I would probably help wanted to spend some time writing the same plugin anyways and everything looks nice so far, so I would love to help a bit. Cheers

[OscarCreator]

Yes, that would also be good. I will add that to the list.