remove unused sign_and_rank_to_type mapping
remove unused sign_and_rank_to_type mapping

encukou/cython,achernet/cython,slonik-az/cython,cython/cython,bzzzz/cython,cython/cython,rguillebert/CythonCTypesBackend,mcanthony/cython,madjar/cython,da-woods/cython,JelleZijlstra/cython,dahebolangkuan/cython,larsmans/cython,ABcDexter/cython,ABcDexter/cython,c-blake/cython,ABcDexter/cython,hickford/cython,mrGeen/cython,fperez/cython,achernet/cython,JelleZijlstra/cython,acrispin/cython,andreasvc/cython,roxyboy/cython,dahebolangkuan/cython,rguillebert/CythonCTypesBackend,fperez/cython,fabianrost84/cython,encukou/cython,slonik-az/cython,hhsprings/cython,marscher/cython,hpfem/cython,hhsprings/cython,JelleZijlstra/cython,scoder/cython,c-blake/cython,da-woods/cython,hickford/cython,bzzzz/cython,mrGeen/cython,madjar/cython,hhsprings/cython,mcanthony/cython,scoder/cython,roxyboy/cython,scoder/cython,marscher/cython,hickford/cython,cython/cython,roxyboy/cython,fperez/cython,hpfem/cython,dahebolangkuan/cython,scoder/cython,acrispin/cython,c-blake/cython,roxyboy/cython,bzzzz/cython,JelleZijlstra/cython,achernet/cython,mrGeen/cython,mrGeen/cython,acrispin/cython,madjar/cython,madjar/cython,rguillebert/CythonCTypesBackend,hhsprings/cython,fperez/cython,slonik-az/cython,marscher/cython,fabianrost84/cython,mrGeen/cython,slonik-az/cython,achernet/cython,ChristopherHogan/cython,rguillebert/CythonCTypesBackend,achernet/cython,hickford/cython,dahebolangkuan/cython,andreasvc/cython,fabianrost84/cython,encukou/cython,marscher/cython,dahebolangkuan/cython,fperez/cython,hpfem/cython,mcanthony/cython,hpfem/cython,c-blake/cython,JelleZijlstra/cython,da-woods/cython,encukou/cython,fabianrost84/cython,slonik-az/cython,larsmans/cython,mcanthony/cython,fabianrost84/cython,cython/cython,larsmans/cython,andreasvc/cython,ChristopherHogan/cython,ChristopherHogan/cython,ABcDexter/cython,da-woods/cython,larsmans/cython,madjar/cython,acrispin/cython,larsmans/cython,andreasvc/cython,ABcDexter/cython,andreasvc/cython,acrispin/cython,c-blake/cython,marscher/cython,roxyboy/cython,hhsprings/cython,encukou/cython,hpfem/cython,hickford/cython,bzzzz/cython,mcanthony/cython