Version 0.99.8

Various updates to srs.srs_frf; especially the documention to show
frequency domain base drive transfer function derivation

Updated cb.mk_net_drms handling of the cglf category when s/c axial
doesn't line up with l/v axes

Updated cyclecount.binify to be much faster in some cases by using
numba. Many thanks to Daniel Kowollik for spearheading this update!

Lots of minor documentation updates, code clean-ups & bug fixes