Nils suggested manual inlining to improve performance for Elementwise
See `apps/benchmark/ElementwiseVSConstant` for the result

Spoiler: It's ugly and it does not work!

last commit where the colored P1 function still existed.
Removed since they have not been used and used a lot of resources in generation and compilation.

Tag to save the state from pe-domain-coupling branch

Tag to save the state from tomomodels branch

Tag the save the state from the PETSc_CG branch

This is meant to be a reference to the point where the bubblefunction was still in the code for later reference.