Update README.md

Author: Jerome Louvel

modules/org.restlet.tutorial.webapi/README.md

@@ -1,4 +1,4 @@
-# Restlet Framework Web API Reference Implementation
+# Restlet Framework Web API Sample Implementation
 
 ## Prerequisites
 
@@ -65,7 +65,7 @@ This is a diagram of the API :
 
 ## Implementation choices
 
- * The persistence layer has been done to be as simple as possible. The aim of this example is to show how to build a reference Web API with Restlet Framework.
+ * The persistence layer has been done to be as simple as possible. The aim of this example is to show how to build a realistic Web API with Restlet Framework.
  * The API was designed to use meaningful URLs. For example, for contacts the email is used as an identifier instead of a technical id (which does not mean anything for a user). On the contrary, for companies an autogenerated id has been chosen.
  * There is not POST method for contacts as a contact is defined by his/her email. To add a contact, you must do a PUT on ```/contacts/{email}```