Doc-example (#18)

* reactive traffic example

* structure

* structure

* waymo example

* rename and add doc

* finish example

* example

* start from 2

documentation/README.md

@@ -3,7 +3,7 @@ This folder contains files for the documentation: [https://scenarionet.readthedo
 To build documents locally, please run the following codes:
 
 ```
-pip install sphinx sphinx_rtd_theme
+pip install -e .[doc]
 cd scenarionet/documentation
 make html
 ```