merged various version of raw_vv_integral_fho and raw_vt_integral functions_fho, fixes in elastic_omega_g_only_vss
merged two version of raw_rates into one for both VV and VT rates, some change calls due to refactor in crosssection.py
model parameter added where possible, fixed calls, renamed raw_diss_rate_rigid_sphere and raw_rec_rate_rigid_sphere
docstring fix
docstring fixes
docstring fixes