Add reference to gcloud-java

README.md

@@ -5,6 +5,7 @@ Get up and running with your Google Cloud Platform client library:
 - [gcloud-node](https://github.com/googlecloudplatform/gcloud-node)
 - [gcloud-python](https://github.com/googlecloudplatform/gcloud-python)
 - [gcloud-ruby](https://github.com/googlecloudplatform/gcloud-ruby)
+- [gcloud-java](https://github.com/googlecloudplatform/gcloud-java)
 
 ### Coming Soon
 
@@ -13,7 +14,7 @@ Get up and running with your Google Cloud Platform client library:
 - Getting credentials
 - FAQ
   - What's the difference between "project name" and "project id"?
-  - What's the relationship between gcloud-(node|python|ruby) and the gcloud command-line tool?
+  - What's the relationship between gcloud-(node|python|ruby|java) and the gcloud command-line tool?
   - Where can I get more help?
 
 If you have any questions about using gcloud or helpful information for others, please open an issue.