fix Py3k compiler crash due to new importlib
fix Py3k compiler crash due to new importlib

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