added testdata folder into bin build

tests/org.eclipse.jst.j2ee.core.tests/build.properties

diff --git a/tests/org.eclipse.jst.j2ee.core.tests/build.properties b/tests/org.eclipse.jst.j2ee.core.tests/build.properties
index cb588ad..900ffcb 100644
--- a/tests/org.eclipse.jst.j2ee.core.tests/build.properties
+++ b/tests/org.eclipse.jst.j2ee.core.tests/build.properties
@@ -5,7 +5,8 @@
                commonArchiveResources/,\
                commonArchiveTests/,\
                javaTests/,\
-               tests.jar
+               tests.jar,\
+               testData/
 output.tests.jar = bin/
 jars.compile.order = tests.jar
 source.tests.jar = commonArchiveTests/,\