IC: add destination dir to start of classpath instead of end

Otherwise IC fails when a project declares a class with the same name
as in one of its dependencies.
The issue is relevant only for non-JPS IC (Gradle, Maven, etc.),
but I added the test for JPS too.

  #KT-20516 fixed

Original commit: 605bcc66a1

jps/jps-plugin/jps-tests/test/org/jetbrains/kotlin/jps/build/IncrementalJpsTestGenerated.java

@@ -117,6 +117,12 @@ public class IncrementalJpsTestGenerated extends AbstractIncrementalJpsTest {
             doTest(fileName);
         }
 
+        @TestMetadata("duplicatedClass")
+        public void testDuplicatedClass() throws Exception {
+            String fileName = KotlinTestUtils.navigationMetadata("jps-plugin/testData/incremental/multiModule/duplicatedClass/");
+            doTest(fileName);
+        }
+
         @TestMetadata("exportedDependency")
         public void testExportedDependency() throws Exception {
             String fileName = KotlinTestUtils.navigationMetadata("jps-plugin/testData/incremental/multiModule/exportedDependency/");