GraphSimilarity

Social similarity.java -> Implements the social similarity algorithm from 'Network and profile based measures for user similarities on social networks' by Akcora et al.

Use Jung dependencies in Maven

	 <dependency>
		<groupId>net.sf.jung</groupId>
		<artifactId>jung-api</artifactId>
		<version>2.0.1</version>
	</dependency>
	
	<dependency>
		<groupId>net.sf.jung</groupId>
		<artifactId>jung-graph-impl</artifactId>
		<version>2.0.1</version>
	</dependency>