Clean up unused imports
diff --git a/jena-iri/src/test/java/org/apache/jena/iri/TestCreator.java b/jena-iri/src/test/java/org/apache/jena/iri/TestCreator.java
index 5e9f14c..7b8e3a3 100644
--- a/jena-iri/src/test/java/org/apache/jena/iri/TestCreator.java
+++ b/jena-iri/src/test/java/org/apache/jena/iri/TestCreator.java
@@ -29,7 +29,6 @@
 import javax.xml.parsers.ParserConfigurationException;
 import javax.xml.parsers.SAXParserFactory;
 
-import org.apache.jena.iri.IRIRelativize ;
 import org.apache.jena.iri.impl.AbsIRIImpl ;
 import org.xml.sax.Attributes;
 import org.xml.sax.SAXException;
diff --git a/jena-iri/src/test/java/org/apache/jena/iri/TestErrorMessages.java b/jena-iri/src/test/java/org/apache/jena/iri/TestErrorMessages.java
index 9f1e6a2..6c4fd27 100644
--- a/jena-iri/src/test/java/org/apache/jena/iri/TestErrorMessages.java
+++ b/jena-iri/src/test/java/org/apache/jena/iri/TestErrorMessages.java
@@ -22,7 +22,6 @@
 
 import junit.framework.TestCase;
 import junit.framework.TestSuite;
-import org.apache.jena.iri.ViolationCodes ;
 import org.apache.jena.iri.impl.IRIExamples ;
 import org.apache.jena.iri.impl.Specification ;
 import org.apache.jena.iri.impl.ViolationCodeInfo ;
diff --git a/jena-iri/src/test/java/org/apache/jena/iri/TestExample.java b/jena-iri/src/test/java/org/apache/jena/iri/TestExample.java
index 2458a18..5e639c5 100644
--- a/jena-iri/src/test/java/org/apache/jena/iri/TestExample.java
+++ b/jena-iri/src/test/java/org/apache/jena/iri/TestExample.java
@@ -22,7 +22,6 @@
 
 import junit.framework.TestCase;
 import junit.framework.TestSuite;
-import org.apache.jena.iri.ViolationCodes ;
 import org.apache.jena.iri.impl.Force ;
 import org.apache.jena.iri.impl.IRIExamples ;
 import org.apache.jena.iri.impl.Specification ;
diff --git a/jena-iri/src/test/java/org/apache/jena/iri/TestMoreExamples.java b/jena-iri/src/test/java/org/apache/jena/iri/TestMoreExamples.java
index 09bc800..60c7563 100644
--- a/jena-iri/src/test/java/org/apache/jena/iri/TestMoreExamples.java
+++ b/jena-iri/src/test/java/org/apache/jena/iri/TestMoreExamples.java
@@ -33,8 +33,6 @@
 import junit.framework.TestCase;
 import junit.framework.TestSuite;
 
-import org.apache.jena.iri.IRI ;
-import org.apache.jena.iri.ViolationCodes ;
 import org.apache.jena.iri.impl.AbsIRIImpl ;
 import org.apache.jena.iri.impl.PatternCompiler ;
 import org.xml.sax.Attributes;