Export Propagation Parameters via polyscribe struct

Added two export functions in the PPE, exporting a map of path_id and PropagationPathUpdate (poly-scribe) struct. One for the static case and one for the dynamic, taking in the previous map.

added enhancement label

requested review from @pascal.palenda and @cmo

assigned to @niklas

added 1 commit

• 3cc9886f - added comment

Compare with previous version

changed target branch from master to propagationParameterCalculation

added 1 commit

• a12eb6f9 - added small function to calculate and assign src and receiver wavefront...

Compare with previous version