Add images for watch and follow (fixes treehouses#764)

Author: JLKwong

pages/vi/firststeps.md

@@ -78,8 +78,10 @@ There is no official deadline to complete these steps, but most candidates who a
 2. Log into your [GitHub account](https://github.com/) then watch [treehouses.github.io repo](https://github.com/treehouses/treehouses.github.io) and Follow [Dogi](https://github.com/dogi), [Ryan](https://github.com/indepthh), [Vassilis](https://github.com/vers4ce), [Roshan](https://github.com/rrijal53), [Sam](https://github.com/Liew211), [Samuel](https://github.com/samuelchen1213) and [Arran](https://github.com/ArranHL) on GitHub.
 
 In GitHub, we "[Watch](https://help.github.com/en/articles/watching-and-unwatching-repositories)" organization repositories and ["Follow"](https://help.github.com/en/articles/following-people) individuals. Look for the "Watch" button at the top right of the page when you are in a repository.  Also, follow each other to see what others in the group are doing. (Click on the image to enlarge.)
-![Watch organization repository](https://hosting.photobucket.com/images/i/JLeeKwong/Watch.png?width=450&height=278&fit=bounds&crop=fill)
-![Follow individual](https://hosting.photobucket.com/images/i/JLeeKwong/Follow.png?width=450&height=278&fit=bounds&crop=fill)   
+
+![Watch organization repository](https://oimg.photobucket.com/images/i/JLeeKwong/Watch.png?width=450&height=278&fit=bounds&crop=fill)
+
+![Follow individual](https://oimg.photobucket.com/images/i/JLeeKwong/Follow.png?width=450&height=278&fit=bounds&crop=fill)
 
 ### Setting up your environment