Add option to use common utility code dir to runtests.py
Add option to use common utility code dir to runtests.py

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