Parse amino_acid_position according to HGVSp_short format.
For example, p.Q16Rfs*28, amino-acid position is 16.
See http://varnomen.hgvs.org/recommendations/protein/ or https://www.hgvs.org/mutnomen/recs-prot.html.
parseProteinChange(protein.change.vec, mutation.class.vec)
a vector of parsed amino-acid position
a vector of strings with protein change information, usually in HGVSp_short format.
a vector of strings with mutation class (or so-called variant classification) information.