Remove obsolete Py2.4 code.
Remove obsolete Py2.4 code.

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