Re-implemented autosuggestions component for the compose form

app/assets/javascripts/components/actions/compose.jsx

...avascripts/components/components/autosuggest_textarea.jsx

...s/components/features/compose/components/compose_form.jsx

...ts/features/compose/containers/compose_form_container.jsx

app/assets/javascripts/components/reducers/compose.jsx

app/assets/stylesheets/components.scss

package.json

storybook/config.js

storybook/stories/autosuggest_textarea.story.jsx

storybook/stories/button.story.jsx

storybook/stories/loading_indicator.story.jsx

storybook/stories/tabs_bar.story.jsx

storybook/storybook.css

storybook/storybook.scss

storybook/webpack.config.js

yarn.lock