Performed cleanup

Author: Miel Vander Sande

src/test/java/org/linkeddatafragments/datasource/DataSourceTest.java

@@ -1,8 +1,3 @@
-/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
 package test.java.org.linkeddatafragments.datasource;
 
 import com.google.gson.JsonObject;

src/test/java/org/linkeddatafragments/datasource/HdtDataSourceTest.java

@@ -1,33 +1,16 @@
-/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
 package test.java.org.linkeddatafragments.datasource;
 
 import com.google.gson.JsonObject;
 
-import com.hp.hpl.jena.rdf.model.Model;
-import com.hp.hpl.jena.rdf.model.ModelFactory;
-import com.hp.hpl.jena.rdf.model.Property;
-import com.hp.hpl.jena.rdf.model.Resource;
 
 import java.io.File;
-import java.io.IOException;
-import java.io.InputStream;
-import java.nio.file.Files;
-import java.nio.file.StandardCopyOption;
 
 import org.junit.After;
 import org.junit.AfterClass;
-import org.junit.Assert;
 import org.junit.Before;
 import org.junit.BeforeClass;
-import org.junit.Test;
 
 import org.linkeddatafragments.datasource.DataSourceFactory;
-import org.linkeddatafragments.datasource.IDataSource;
-import org.linkeddatafragments.datasource.TriplePatternFragment;
 
 import org.rdfhdt.hdt.enums.RDFNotation;
 import org.rdfhdt.hdt.hdt.HDT;

src/test/java/org/linkeddatafragments/datasource/JenaTDBDataSourceTest.java

@@ -1,17 +1,9 @@
-/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
 package test.java.org.linkeddatafragments.datasource;
 
 import com.google.gson.JsonObject;
 
 import com.hp.hpl.jena.query.Dataset;
 import com.hp.hpl.jena.rdf.model.Model;
-import com.hp.hpl.jena.rdf.model.ModelFactory;
-import com.hp.hpl.jena.rdf.model.Property;
-import com.hp.hpl.jena.rdf.model.Resource;
 import com.hp.hpl.jena.tdb.TDBFactory;
 
 import java.io.File;