:bug: Fix bug in parse_spinsolve_par_line()
:bug: Fix bug in parse_spinsolve_par_line()

If the attribute contains equals the split returns more than 2 values and causes a
"ValueError: too many values to unpack (expected 2)"

kaustubhmote/nmrglue,jjhelmus/nmrglue,jjhelmus/nmrglue,kaustubhmote/nmrglue