I deleted a single line of code from one of the documents that was related to XML. Otherwise the I touched nothing within the Gutenburg pages except the CSS.
All images used for the second part are linked, so no photo upload was necessary.
Textual content is copyright Joshua Dunsmuir (C) 2014 under the CC-BY-SA 4.0 unported license. Attribution should be a hyperlink to the repository and (C) 2014 Joshua Dunsmuir visibile in the text.
Textual content is copyright Abram Hindle (C) 2013 under the CC-BY-SA 4.0 unported license. Attribution should be a hyperlink to the repository and (C) 2013 Abram Hindle visibile in the text.
Code is licensed under the Apache 2.0 license.