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
persistedState = new EcoreEMap<String,String>(ApplicationPackageImpl.Literals.STRING_TO_STRING_MAP, StringToStringMapImpl.class, this, BasicPackageImpl.PART__PERSISTED_STATE);
		}
		return persistedState.map();
	}
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public IEclipseContext getContext() {
		return context;
	}
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setContext(IEclipseContext newContext) {
		IEclipseContext oldContext = context;
		context = newContext;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, BasicPackageImpl.PART__CONTEXT, oldContext, context));
	}
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public List<String> getVariables() {
		if (variables == null) {