Bug 320788 [Model] The model misses the possibility to define mnemonics for Menu-Elements
It looks like we forgot to add mnemonics to the Menu-Element like we have one in the MenuItem
bundles/org.eclipse.e4.ui.model.workbench/src/org/eclipse/e4/ui/model/application/ui/menu/impl/MenuPackageImpl.java
* The feature id for the '<em><b>Trim Contributions</b></em>' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	public static final int TRIM_CONTRIBUTIONS__TRIM_CONTRIBUTIONS = 0;
	/**
	 * The number of structural features of the '<em>Trim Contributions</em>' class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	public static final int TRIM_CONTRIBUTIONS_FEATURE_COUNT = 1;
	/**
	 * The meta object id for the '{@link org.eclipse.e4.ui.model.application.ui.menu.impl.RenderedMenuItemImpl <em>Rendered Menu Item</em>}' class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see org.eclipse.e4.ui.model.application.ui.menu.impl.RenderedMenuItemImpl
	 * @see org.eclipse.e4.ui.model.application.ui.menu.impl.MenuPackageImpl#getRenderedMenuItem()
	 * @generated
	 */
	public static final int RENDERED_MENU_ITEM = 24;
	/**
	 * The feature id for the '<em><b>Element Id</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered