More Use cases for the ContainerElementBase Object Hierarchy

Now with the ContainerElementBase Object Hierarchy in place and a dynamic container present that is able to take up these objects in some "dynamic" way we can think about extensions.

Approximate techniques

• Minimum Split Checkerboard + Higher Order Checkerboard #175
• Lanczos

Exact techniques

• Block techniques #176
• FFT techniques

Use cases in other places

• Op_V is not that much different. Get rid of the various types?