[unrelated] Add explicit ui.ide dependency
diff --git a/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/META-INF/MANIFEST.MF b/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/META-INF/MANIFEST.MF
index ae303e8..4c1bef2 100644
--- a/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/META-INF/MANIFEST.MF
+++ b/tests/org.eclipse.qvtd.xtext.qvtimperative.tests/META-INF/MANIFEST.MF
@@ -11,6 +11,7 @@
 Require-Bundle: org.junit,
  org.eclipse.core.resources,
  org.eclipse.core.runtime,
+ org.eclipse.ui.ide,
  org.eclipse.emf.ecore;visibility:=reexport,
  org.eclipse.emf.ecore.xmi;visibility:=reexport,
  org.eclipse.ocl.examples.emf.validation.validity,