Update CONTRIBUTING.md
Update CONTRIBUTING.md

frootloops/coderwall,seuros/coderwall,pombredanne/coderwall,frootloops/coderwall,ronaldotijucas/coderwall,pombredanne/coderwall,alouanemed/coderwall,seuros/coderwall,pombredanne/coderwall,assemblymade/coderwall,DylanKojiCheslin/coderwall,assemblymade/coderwall,seuros/coderwall,trinitronx/coderwall,pushkar-mishra/coderwall,pombredanne/coderwall,trinitronx/coderwall,ronaldotijucas/coderwall,pushkar-mishra/coderwall,ggaabe/coderwall,trinitronx/coderwall,pushkar-mishra/coderwall,ronaldotijucas/coderwall,DylanKojiCheslin/coderwall,pushkar-mishra/coderwall,assemblymade/coderwall,DylanKojiCheslin/coderwall,AVGP/coderwall,sekouzed/coderwall,santoshdeshpande/coderwall,sekouzed/coderwall,AVGP/coderwall,coderwall/coderwall,coderwall/coderwall,sekouzed/coderwall,trinitronx/coderwall,coderwall/coderwall,alouanemed/coderwall,agileknight/coderwall,ronaldotijucas/coderwall,agileknight/coderwall,wiserfirst/coderwall,alouanemed/coderwall,santoshdeshpande/coderwall,wiserfirst/coderwall,alouanemed/coderwall,santoshdeshpande/coderwall,wiserfirst/coderwall,coderwall/coderwall,sekouzed/coderwall,agileknight/coderwall,assemblymade/coderwall,frootloops/coderwall,ggaabe/coderwall,ggaabe/coderwall,wiserfirst/coderwall,seuros/coderwall,AVGP/coderwall,agileknight/coderwall