add test runner option to test a built or installed Cython
add test runner option to test a built or installed Cython

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