Fix __richcmp__ bug that's been failing Sage tests.
Fix __richcmp__ bug that's been failing Sage tests.

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