Document public interface

[starsinmypockets]

As a user I want to know how to use this library so I can use it

Acceptance

• New user can instantiate component from docs

Tasks

• Figure out what the public interface is and document in analysis section, below
• Add quick public interface to docs

Analysis

Something like:

Getting started

In index.js:

import React from 'react'
import ReactDom from 'react-dom'
import DataView from ''datapackage-views-js"

ReactDom.render(<DataView datapackge={views: {resource: [{a: 1, b: 2}, {a: 2, b:2}, specType: 'table', title: 'Linear data']} />, // get el)