minor cythonisation and cleanup in Scanners.pxd
minor cythonisation and cleanup in Scanners.pxd

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