Make each chapter introduction stand out (#179)

* Add bibliography to the ToC

* Add a list of tables at the end of the document

It needed shorter description that would fit.

* Add list of figures

* Add table of figures

* Fix a typo in short figure description

* Make each chapter introduction stand out

Not written for each chapter yet, but checking if that is something we
want.

* Increase numwidth in list of figures

Prevents over-run of figure number and text

* Use semibold in chapters intro

Looks like a good compromise for now.

* Add comments

* Add color coding to flow charts

This will hopefully allow easier reading by identifying start and end
point more easily

book/flour-types/flour-types.tex

@@ -1,7 +1,9 @@
+\begin{quoting}
 In this chapter we will have a closer look at different flour types
 and their respective categorization. We will also look at common
 ways to distinguish different flours of the same type. This way you can more confidently
 purchase the flour that you need.
+\end{quoting}
 
 The most basic flour type is a whole grain flour. In this case the whole seed has
 been grounded to smaller pieces. Sometimes, depending on what you want to bake,