The types of Composition- and AlternativeFeatures in the FeatureModelEditor shall be able to be changed via the UI. Testing instructions: - Create an empty AF3 project - Create a FeatureModel with an arbitrary Feature with name "Foo" - Create a ComponentArchitecture with a components and assign the following PresenceConditions to the component: "Foo" - In the FeatureModel editor right-click onto the Feature "Foo" and change it's type. - Observe: The Feature Type has changed it's type (indicated by differnt icons) - Rename the Feature "Foo" to "FooBar" - Observe: The Presence condition in the Component Architecture was renamed to "FooBar" as well (which proofes that it still is connected to the new feature.