albums.json and the covers are now handled as symbolic links. Some minor
changes are done in the tsx files as well to mimic some adjustments in
the data.
React app with Redux state, mostly based around the todo example in the
Redux documentation.
It's a list of items (albums) which can be filtered by a string.
* A list of albums that is mapped from state to props.
* A filter input is controlled by redux state.
