Merge pull request btholt#12 from notdrone/patch-1

Fix typo

Author: 1Marc

src/Carousel.js

@@ -38,7 +38,7 @@ class Carousel extends React.Component {
  key={photo.value}
  src={photo.value}
  className={index === active ? "active" : ""}
- alt="animal thumnbail"
+ alt="animal thumbnail"
  />
  ))}
  </div>