- Add completion capabilities for paths.
- Add to the pandoc filetype the markdown snippets.
- Add a markdown template for new files created inside mkdnflow.
- Add all useful filetypes for mkdnflow.
- Add a keymap to fuzzy search open buffers (<leader>sb).
- Removes the `vim.env.HOME` variable in the python3 provider, as it is
not working properly.
Co-Authored-by: iGor milhit <igor.milhit@unige.ch>