add installation directive

tweak case of readme filename

Fix broken BuffishShorcut command so it accepts an argument

refactor to simplify code

Add support for icons via mini.icons

Add new binding `-` to go to the directory of the file of the buffer

reformat modules

better organize and handle events

Mention buffer number in readme

Refactor to be smarter about set up, tear down, and events

fix bug with no name buffers

Fix alternate file tracking

fix bug when changing a shortcut

Refactor to better encapsulate concerns

refactor handles to be more explicit