Ruby on rails for Gwt.
'com.arcbees:facebook:1.2'
<dependency>
<groupId>com.arcbees</groupId>
<artifactId>facebook</artifactId>
<version>1.2</version>
</dependency>
<dependency org="com.arcbees" name="facebook" rev="1.2"/>
"com.arcbees", "facebook", "1.2"