Bug 325852 Add description attribute to MPartDescriptor/MPart
Adding this new attribute we could e.g. show additional informations about a Part in Show View-Dialog, ...
bundles/org.eclipse.e4.ui.model.workbench/src/org/eclipse/e4/ui/model/application/descriptor/basic/impl/BasicPackageImpl.java
/**
		 * The meta object literal for the '{@link org.eclipse.e4.ui.model.application.descriptor.basic.impl.PartDescriptorImpl <em>Part Descriptor</em>}' class.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @see org.eclipse.e4.ui.model.application.descriptor.basic.impl.PartDescriptorImpl
		 * @see org.eclipse.e4.ui.model.application.descriptor.basic.impl.BasicPackageImpl#getPartDescriptor()
		 * @generated
		 */
		public static final EClass PART_DESCRIPTOR = eINSTANCE.getPartDescriptor();
		/**
		 * The meta object literal for the '<em><b>Allow Multiple</b></em>' attribute feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		public static final EAttribute PART_DESCRIPTOR__ALLOW_MULTIPLE = eINSTANCE.getPartDescriptor_AllowMultiple();
		/**