I20180202-0315
AbstractPDELaunchConfigurationTabGroup might be only subclassed within org.eclipse.pde.ui. Added API filters for its subclasses. Change-Id: I50dc3c9d04c783e2dbd3767ecc52237855bf51b9 Signed-off-by: Karsten Thoms <karsten.thoms@itemis.de>