Remove ref to screenshots - adjust links 20241029

docs/sessions/20241029_from_stand_alone_functions_to_r_packages.html

@@ -183,7 +183,7 @@
 
 If a function is like a recipe, a package is like a well-organised bundle of recipes, a cookbook!
 
-![:scale 60%]({{ site.baseurl}}/assets/images/20241029/20241029_cookbook.png)
+![:scale 60%]({{ site.baseurl}}/assets/images/20241029/20241029_cookbook.jpg)
 
 <br>
 <small>Credits for the [picture](https://pixabay.com/nl/photos/kookboek-oud-recepten-voorbereiding-982661/): [Petra](https://pixabay.com/nl/users/ptra-359668/) on [pixabay](https://pixabay.com/en/).</small>
@@ -196,22 +196,22 @@
 
 Let's start a R package in RStudio!
 
-Go to `File` -> `New Project` -> `New Directory` -> `R package using devtools` (see screenshot).
+Go to `File` -> `New Project` -> `New Directory` -> `R package using devtools`
 
-![:scale 80%]({{ site.baseurl}}/assets/images/20241029_select_project_type.png)
+![:scale 80%]({{ site.baseurl}}/assets/images/20241029/20241029_select_project_type.png)
 
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 # Challenge 0 - How to create a R package
 
-In the new pop-up window (see screenshot) choose:
+In the new pop-up window choose:
 
 - `Directory name`: the name of the package, e.g. `fiRst`
 - `Create project as subdirectory of`: place it where you prefer, e.g. in your `src/20241029/` subdirectory.*
 - Yes, select `"Open in new session"`, always a good idea.
 
-![:scale 80%]({{ site.baseurl}}/assets/images/20241029/20241029_create_project.png)
+![:scale 75%]({{ site.baseurl}}/assets/images/20241029/20241029_create_project.png)
 
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