Revert "Fix classpath problem."

This reverts commit 64e603c.

Author: khatchad

edu.cuny.hunter.streamrefactoring.core/META-INF/MANIFEST.MF

@@ -38,6 +38,7 @@ Import-Package: com.ibm.safe.controller,
  org.eclipse.core.runtime.jobs,
  org.eclipse.jdt.core.refactoring,
  org.eclipse.jdt.core.refactoring.descriptors,
+ org.eclipse.jdt.internal.ui,
  org.eclipse.jface.text,
  org.eclipse.pde.core.plugin,
  org.eclipse.text.edits,