improved parsing of hgvs_position rules (i.e., without edits) to handle g,m,n,r,c,p types distinctly
improved parsing of hgvs_position rules (i.e., without edits) to handle g,m,n,r,c,p types distinctly

jmuhlich/hgvs,jmuhlich/hgvs,jmuhlich/hgvs