Reference 2017 presentation and add screenshot to the docs/ folder

README.md

@@ -30,12 +30,13 @@ available by default at http://localhost:8761.
 *NOTE: Under MacOSX or Windows, make sure that the Docker VM has enough memory to run the microservices. The default settings
 are usually not enough and make the `docker-compose up` painfully slow.*
 
-## Understanding the Spring Petclinic application with a few diagrams
-<a href="https://speakerdeck.com/michaelisvy/spring-petclinic-sample-application">See the presentation here</a>
+## Understanding the Spring Petclinic application
+
+[See the presentation of the Spring Petclinic Framework version](http://fr.slideshare.net/AntoineRey/spring-framework-petclinic-sample-application)
 
 You can then access petclinic here: http://localhost:8080/
 
-<img width="782" alt="springboot-petclinic" src="https://cloud.githubusercontent.com/assets/838318/19653851/61c1986a-9a16-11e6-8b94-03fd7f775bb3.png">
+![Spring Petclinic Microservices screenshot](docs/application-screenshot.png)
 
 ## In case you find a bug/suggested improvement for Spring Petclinic Microservices