Move tests for typeresolution and symboltable to java sub-module

pmd-java/src/test/java/net/sourceforge/pmd/lang/java/symboltable/ApplierTest.java

@@ -1,13 +1,14 @@
 /**
  * BSD-style license; for more info see http://pmd.sourceforge.net/license.html
  */
-package net.sourceforge.pmd.util;
+package net.sourceforge.pmd.lang.java.symboltable;
 import static org.junit.Assert.assertTrue;
 
 import java.util.ArrayList;
 import java.util.List;
 
 import net.sourceforge.pmd.lang.java.symboltable.Applier;
+import net.sourceforge.pmd.util.UnaryFunction;
 
 import org.junit.Test;