Robert/rd f4 j

Adds the RDF4J user service that can be used to connect to an rdf database. Putting a pull request in instead of merging myself because I needed to add UIDs to the model classes (Profile, Award, etc) and wasn't sure if this would mess up the schema for those classes with the PostGres database service.

gov.ornl.ssd.web.skel.ui-ui/src/main/java/gov/ornl/ssd/web/skel/ui/model/Award.java

@@ -7,6 +7,11 @@ public class Award {
 	private String description;
 	private String date;
 	
+	/**
+	 * The unique ID for this award in the database.
+	 */
+	private String uid;
+	
 	public String getDescription() {
 		return description;
 	}
@@ -19,4 +24,22 @@ public class Award {
 	public void setDate(String date) {
 		this.date = date;
 	}
+	
+	/**
+	 * Getter method for the unique ID.
+	 * 
+	 * @return The unique ID.
+	 */
+	public String getUID() {
+		return uid;
+	}
+	
+	/**
+	 * Setter method for the unique ID.
+	 * 
+	 * @param uid the new unique id.
+	 */
+	public void setUID(String uid) {
+		this.uid = uid;
+	}
 }