slightly update "sharing declarations" section
slightly update "sharing declarations" section

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