Redesigned compose form

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

app/assets/javascripts/components/components/icon_button.jsx

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

...nts/features/compose/components/emoji_picker_dropdown.jsx

...mponents/features/compose/components/privacy_dropdown.jsx

...components/features/compose/components/private_toggle.jsx

...mponents/features/compose/components/text_icon_button.jsx

...omponents/features/compose/components/unlisted_toggle.jsx

.../components/features/compose/components/upload_button.jsx

...ts/components/features/compose/components/upload_form.jsx

...eatures/compose/containers/privacy_dropdown_container.jsx

...eatures/compose/containers/sensitive_button_container.jsx

...eatures/compose/containers/sensitive_toggle_container.jsx

.../features/compose/containers/spoiler_button_container.jsx

.../features/compose/containers/spoiler_toggle_container.jsx

...features/compose/containers/unlisted_toggle_container.jsx

app/assets/javascripts/components/features/compose/index.jsx

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

app/assets/stylesheets/components.scss

app/assets/stylesheets/fonts/roboto-mono.scss