Build Sprint 1

• Set up file structure and added our dependencies.
• Set up Express server, deployed to Heroku and integrated with Travis.
• Set up our form on the front end. This is inside an image carousel, so that each input field appears on a different page.
• Wrote a resusable API call for all of our request modules.
• Made simultaneous requests for postcode conversion using Promise.all.
• Find the mid location between two postcodes by using the geolib module.
• Feed this middle location (by using the longtitude and latitude) into our Yelp API endpoint to generate a list of venues in this location.
• Retriving details from the API response to display on our venue page.
• Added swiping function on mobile for our image carousel.
• Added help and info pop ups onto the home and question mark images.
• Added links to open up Citymapper.
• Added link to add event to Google calendar.