more consistent formatting

Author: bast

_episodes/05-rtd.md

@@ -60,14 +60,17 @@ objectives:
 > 
 > Inside the cloned repository, run 
 >```shell
-> sphinx-build doc _build 
+>$ sphinx-build doc _build
 >```
 > and verify the result in your browser.
 > 
 > #### Test HTML pages links
-> 
-> Inside the cloned repository, run `sphinx-build doc -W -blinkcheck -d _build/doctrees _build/html` in order to check the integrity of all external links.
-> 
+>
+> Inside the cloned repository, check the integrity of all external links:
+>```
+>$ sphinx-build doc -W -blinkcheck -d _build/doctrees _build/html
+>```
+>
 > ### Step 2: Enable the project on [Read the Docs](https://readthedocs.org)
 > 
 > Now you will import a project to Read the Docs by connecting to GitHub.  This