Security tag to preserve the very last changes done in 2019 before the start of a new development phase in 12/2022

Cited in "LISA verification binaries with updated distances from Gaia Data Release 2"
https://arxiv.org/abs/1805.00482
with the DOI:
https://doi.org/10.17617/1.68

Refactored by adding a class structure
Trimmed to run on Atlas using HT-Condor

Speedup by factor of 1.7 by changing linearinterpolation (from synthlisa) to numpy.interp