Requires Flickr Key api (REACT_APP_FLICKR_KEY) to come from .env file

The following are complete:

• Setup a ReactJS app using ES6 and ESLint (Some ESLint rules had to be disabled)
• Connect to Flickr API to do an image search (Using Axios and Redux)
• Show a search form field (using Redux Forms)
• Show 4 thumbnail photos
• Indicate selected/active photo
• Show one main photo
• Clickable thumbnail images to show a bigger one of each on click
• Next and Previous arrows to go through images and pages, Previous error is hidden on 1st image
• A few unit tests

The following enhancements are pending:

• More complete unit test coverage
• CSS Styling (it's still a complete bare bones skeleton right now) and transitions
• Image pre-loading and
• Caching API calls that have already been made