Refactor dimension handling

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

src/components/index.ts

@@ -1,3 +1,5 @@
 export { default as FloatingActionButton } from './floatingActionButton';
 export { default as LoadingView } from './loadingView';
-export { default as PaddedView } from './paddedView';
+export { default as RootScrollView } from './rootScrollView';
+export { default as RootView } from './rootView';
+export { default as TagPreview } from './tagPreview';