* function to display bars of given percentage from given width
* adding --progress, moving width to options
thanks @amtoine
* typos of ESL studnet
* added examples and tests
* feat(nano): add completions (#479)
* feat(nano): add completions
* feat(nano): add readme
* removed escape symbols from tests, fixed fraction indexing
* fixed tests
Fixed tests, although they need escape sequences, as the bar function has the ability to change the colors of both the background and foreground and uses the default color by default.
* Rename bar_fn.nu to bar.nu
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Co-authored-by: Emily Grace Seville <EmilySeville7cfg@gmail.com>