Merge pull request #26 from githubschool/add-caption-justgoofin

Add caption + update image justgoofin

Author: jumainfomagnus

_slides/10-justgoofin.md

@@ -3,7 +3,7 @@ layout: slide
 title: "Welcome to our slide deck!"
 ---
 
-Caption here
+Livin la vida loca
 
-![Mardigrastocat](https://octodex.github.com/images/Mardigrastocat.png)
+![dinotocat](https://octodex.github.com/images/dinotocat.png)
 {: .center}