Fix problem with captions; improve text.

Tutorial/Notebooks/creating_the_tex_files.md

@@ -32,6 +32,8 @@ Remarks
 \documentclass[11pt]{article}
 \usepackage{mathpazo}
 \usepackage{titling}
+\DeclareCaptionFormat{nocaption}{}
+\captionsetup{format=nocaption,aboveskip=0pt,belowskip=0pt}
 ```
 
 - TO DO: instead of downloading notebooks' html and latex versions, use nbconvert command line

Tutorial/Notebooks/notebooks_preamble.tex

@@ -18,8 +18,6 @@
     % proper Figure object with a Caption API and a way to capture that
     % in the conversion process - todo).
     \usepackage{caption}
-    \DeclareCaptionFormat{nocaption}{}
-    \captionsetup{format=nocaption,aboveskip=0pt,belowskip=0pt}
 
     \usepackage[Export]{adjustbox} % Used to constrain images to a maximum size
     \adjustboxset{max size={0.9\linewidth}{0.9\paperheight}}