see https://git.eclipse.org/r/#/c/153083/1/bundles/org.eclipse.equinox.simpleconfigurator.manipulator/src/org/eclipse/equinox/internal/simpleconfigurator/manipulator/SimpleConfiguratorManipulatorImpl.java@403

Change-Id: Ic172ba2a5ca7d34bdb9aa8efdbbb35c9e443fb34
Signed-off-by: Carsten Hammer <carsten.hammer@t-online.de>