Updates requirements.txt to install scrapy>=0.24
Updates requirements.txt to install scrapy>=0.24

CENDARI/portia,SouthStar/portia,hmilywb/portia,verylasttry/portia,SouthStar/portia,NicoloPernigo/portia,Suninus/portia,verylasttry/portia,NoisyText/portia,Youwotma/portia,lodow/portia-proxy,CENDARI/portia,hanicker/portia,NicoloPernigo/portia,livepy/portia,sntran/portia,nju520/portia,hanicker/portia,naveenvprakash/portia,naveenvprakash/portia,amikey/portia,hmilywb/portia,chennqqi/portia,flip111/portia,hmilywb/portia,PrasannaVenkadesh/portia,chennqqi/portia,Youwotma/portia,Suninus/portia,NicoloPernigo/portia,pombredanne/portia,pombredanne/portia,NoisyText/portia,livepy/portia,verylasttry/portia,nju520/portia,asa1253/portia,verylasttry/portia,PrasannaVenkadesh/portia,CENDARI/portia,flip111/portia,lodow/portia-proxy,nju520/portia,asa1253/portia,hanicker/portia,asa1253/portia,livepy/portia,naveenvprakash/portia,asa1253/portia,amikey/portia,pombredanne/portia,anjuncc/portia,sntran/portia,naveenvprakash/portia,amikey/portia,Suninus/portia,NoisyText/portia,Suninus/portia,amikey/portia,nju520/portia,flip111/portia,PrasannaVenkadesh/portia,Youwotma/portia,PrasannaVenkadesh/portia,sntran/portia,pombredanne/portia,anjuncc/portia,hanicker/portia,NicoloPernigo/portia,sntran/portia,flip111/portia,anjuncc/portia,CENDARI/portia,SouthStar/portia,Youwotma/portia,chennqqi/portia,anjuncc/portia,hmilywb/portia,livepy/portia,NoisyText/portia,SouthStar/portia,chennqqi/portia,lodow/portia-proxy