re-enable test_ctypes pyregr test, now disabled in Jenkins pyregr+stdlib test job
re-enable test_ctypes pyregr test, now disabled in Jenkins pyregr+stdlib test job

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