Merge branch 'rz-update_events_documentation' into 'master'

Update GET project URL to be similar to GET user URL

See merge request gitlab-org/gitlab-ce!21130

doc/api/events.md

@@ -255,7 +255,7 @@ Example response:
 Get a list of visible events for a particular project.
 
 ```
-GET /:project_id/events
+GET /projects/:project_id/events
 ```
 
 Parameters: