Merge pull request #49 from balsamiqLeon/patch-1

Updated avatar photo

Author: annegentle

_data/authors.yml

@@ -16,7 +16,7 @@ jennifer_rondeau:
 
 leon_barnard:
   name: Leon Barnard
-  avatar: https://pbs.twimg.com/profile_images/737688243135602689/xMVNSRLb.jpg
+  avatar: https://pbs.twimg.com/profile_images/855131146195042304/isNkZpYS.jpg
   github: //github.com/balsamiqLeon
   twitter: leonbarnard
-  bio: "Designer and Writer"
+  bio: "Designer and Writer"