What are the coordinates of REST API add-on

Support
#1

in 7.1 doc:
Keep in mind that the add-on is built only for the framework version 7.1 and above. In the earlier versions, REST API was included in the core framework.

#2 
   <dependency>
      <groupId>com.haulmont.addon.restapi</groupId>
      <artifactId>restapi-global</artifactId>
      <version>7.1-SNAPSHOT</version>
    </dependency>