Deletes the feature. This works for both parametric and non-parametric features.
"silhouetteSplitFeature_var" is a variable referencing a SilhouetteSplitFeature object. | 
        
"silhouetteSplitFeature_var" is a variable referencing a SilhouetteSplitFeature object. | 
        
| Type | Description | 
| boolean | Returns a bool indicating if the delete was successful or not. |