Bug 320171 [Model] Use real Java-References in the Binding-Model-Elements
Currently they BindingTable is referencing a BindingContext using an ID. To me it looks like BindingTable is a child of BindingContext and then doesn't need the ID-Reference any more
bundles/org.eclipse.e4.ui.model.workbench/src/org/eclipse/e4/ui/model/application/impl/ApplicationImpl.java
if (toolBarContributions == null) {
			toolBarContributions = new EObjectContainmentEList<MToolBarContribution>(MToolBarContribution.class, this, ApplicationPackageImpl.APPLICATION__TOOL_BAR_CONTRIBUTIONS);
		}
		return toolBarContributions;
	}
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public List<MTrimContribution> getTrimContributions() {
		if (trimContributions == null) {
			trimContributions = new EObjectContainmentEList<MTrimContribution>(MTrimContribution.class, this, ApplicationPackageImpl.APPLICATION__TRIM_CONTRIBUTIONS);
		}
		return trimContributions;
	}
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public List<MCommand> getCommands() {
		if (commands == null) {
			commands = new EObjectContainmentEList<MCommand>(MCommand.class, this, ApplicationPackageImpl.APPLICATION__COMMANDS);
		}
		return commands;
	}
	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->