Added export vf option
Merge pull request #19 from samuelstjean/save_vf2

Added export vf option
Revert to non SH-based fods (SH fods need bug fixing and optimization).
BF: removed 1/(4*pi) factor for fod computation
Removed legacy comments.
Merge pull request #18 from ecaruyer/revert_to_non_sh_fods

Revert to non SH-based fods (SH fods need bug fixing and optimization).
added new simple 2-way and 3-way crossings
removed duplicates
Merge pull request #21 from mdesco/more_crossings

This is wonderful! Thanks Max for this PR.
wip: add lambada1/2 param
BF: adjust snr to wm S0 signal
removed unused code
Merge pull request #24 from gabknight/BF_adjust_snr_to_wm_s0

Adjust SNR to WM B0 value