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/ui/basic/impl/PartImpl.java
NotificationChain msgs = null;
			if (toolbar != null)
				msgs = ((InternalEObject)toolbar).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - BasicPackageImpl.PART__TOOLBAR, null, msgs);
			if (newToolbar != null)
				msgs = ((InternalEObject)newToolbar).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - BasicPackageImpl.PART__TOOLBAR, null, msgs);
			msgs = basicSetToolbar(newToolbar, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, BasicPackageImpl.PART__TOOLBAR, newToolbar, newToolbar));
	}
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public boolean isCloseable() {
		return closeable;
	}
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setCloseable(boolean newCloseable) {
		boolean oldCloseable = closeable;
		closeable = newCloseable;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, BasicPackageImpl.PART__CLOSEABLE, oldCloseable, closeable));
	}