feat: add input field with autocomplete to form

fix: up and down table functions where they are not initialized yet

feat: improve autocomplete list drawing

feat: add identifier to box, to know which primitive has focus based …

…on id

Merge pull request #6 from kopecmaciej/chore/sync-with-tview

Chore/sync with tview

feat: improve list rendering with main and secondary text, add gap be…

…tween next items

feat: add vim keybindings to modal

feat: add HasItem method to flex container

chore: remove demo