add note about enclosing urls with quotes when running from command-line. closes GH-384
add note about enclosing urls with quotes when running from command-line. closes GH-384

Slater-Victoroff/scrapy,wenyu1001/scrapy,Partoo/scrapy,pfctdayelise/scrapy,beni55/scrapy,heamon7/scrapy,fqul/scrapy,pablohoffman/scrapy,cyberplant/scrapy,scorphus/scrapy,barraponto/scrapy,arush0311/scrapy,pranjalpatil/scrapy,yarikoptic/scrapy,ramiro/scrapy,scrapy/scrapy,finfish/scrapy,pfctdayelise/scrapy,dangra/scrapy,elijah513/scrapy,wzyuliyang/scrapy,kashyap32/scrapy,CodeJuan/scrapy,amboxer21/scrapy,redapple/scrapy,dgillis/scrapy,CodeJuan/scrapy,yidongliu/scrapy,kashyap32/scrapy,agreen/scrapy,xiao26/scrapy,elacuesta/scrapy,wujuguang/scrapy,scrapy/scrapy,agreen/scrapy,KublaikhanGeek/scrapy,wangjun/scrapy,coderabhishek/scrapy,fafaman/scrapy,csalazar/scrapy,eLRuLL/scrapy,fontenele/scrapy,CENDARI/scrapy,pranjalpatil/scrapy,chekunkov/scrapy,CENDARI/scrapy,nfunato/scrapy,hyrole/scrapy,csalazar/scrapy,rolando-contrib/scrapy,kazitanvirahsan/scrapy,scorphus/scrapy,codebhendi/scrapy,agusc/scrapy,kashyap32/scrapy,rootAvish/scrapy,mgedmin/scrapy,AaronTao1990/scrapy,yarikoptic/scrapy,dangra/scrapy,fontenele/scrapy,yarikoptic/scrapy,kazitanvirahsan/scrapy,smaty1/scrapy,tliber/scrapy,hansenDise/scrapy,foromer4/scrapy,moraesnicol/scrapy,Ryezhang/scrapy,smaty1/scrapy,KublaikhanGeek/scrapy,ashishnerkar1/scrapy,aivarsk/scrapy,kimimj/scrapy,webmakin/scrapy,rahulsharma1991/scrapy,eliasdorneles/scrapy,nowopen/scrapy,yusofm/scrapy,rolando/scrapy,stenskjaer/scrapy,scorphus/scrapy,heamon7/scrapy,pombredanne/scrapy,OpenWhere/scrapy,crasker/scrapy,ylcolala/scrapy,shaform/scrapy,rolando/scrapy,redapple/scrapy,WilliamKinaan/scrapy,tntC4stl3/scrapy,nfunato/scrapy,kmike/scrapy,IvanGavran/scrapy,snowdream1314/scrapy,Preetwinder/scrapy,irwinlove/scrapy,nett55/scrapy,Timeship/scrapy,Cnfc19932/scrapy,github-account-because-they-want-it/scrapy,ArturGaspar/scrapy,curita/scrapy,zorojean/scrapy,starrify/scrapy,kazitanvirahsan/scrapy,github-account-because-they-want-it/scrapy,Geeglee/scrapy,Slater-Victoroff/scrapy,cursesun/scrapy,Slater-Victoroff/scrapy,coderabhishek/scrapy,cleydson/scrapy,olorz/scrapy,fontenele/scrapy,JacobStevenR/scrapy,songfj/scrapy,hyrole/scrapy,irwinlove/scrapy,cursesun/scrapy,hwsyy/scrapy,bmess/scrapy,agreen/scrapy,jeffreyjinfeng/scrapy,hectoruelo/scrapy,yidongliu/scrapy,hwsyy/scrapy,livepy/scrapy,cursesun/scrapy,Parlin-Galanodel/scrapy,coderabhishek/scrapy,ssteo/scrapy,wangjun/scrapy,agusc/scrapy,csalazar/scrapy,zhangtao11/scrapy,z-fork/scrapy,rolando/scrapy,hectoruelo/scrapy,livepy/scrapy,jamesblunt/scrapy,smaty1/scrapy,hbwzhsh/scrapy,amboxer21/scrapy,raphaelfruneaux/scrapy,Digenis/scrapy,farhan0581/scrapy,starrify/scrapy,URXtech/scrapy,foromer4/scrapy,huoxudong125/scrapy,ashishnerkar1/scrapy,rolando-contrib/scrapy,pawelmhm/scrapy,zhangtao11/scrapy,kimimj/scrapy,wzyuliyang/scrapy,stenskjaer/scrapy,jiezhu2007/scrapy,famorted/scrapy,github-account-because-they-want-it/scrapy,tntC4stl3/scrapy,wzyuliyang/scrapy,IvanGavran/scrapy,jamesblunt/scrapy,lacrazyboy/scrapy,jeffreyjinfeng/scrapy,hectoruelo/scrapy,zackslash/scrapy,Geeglee/scrapy,songfj/scrapy,tagatac/scrapy,liyy7/scrapy,wenyu1001/scrapy,lacrazyboy/scrapy,finfish/scrapy,dacjames/scrapy,barraponto/scrapy,heamon7/scrapy,TarasRudnyk/scrapy,stenskjaer/scrapy,OpenWhere/scrapy,ENjOyAbLE1991/scrapy,URXtech/scrapy,z-fork/scrapy,Ryezhang/scrapy,livepy/scrapy,crasker/scrapy,legendtkl/scrapy,hyrole/scrapy,rootAvish/scrapy,YeelerG/scrapy,curita/scrapy,jorik041/scrapy,Chenmxs/scrapy,tliber/scrapy,rahul-c1/scrapy,yidongliu/scrapy,WilliamKinaan/scrapy,dhenyjarasandy/scrapy,hansenDise/scrapy,jc0n/scrapy,ENjOyAbLE1991/scrapy,elacuesta/scrapy,songfj/scrapy,rklabs/scrapy,chekunkov/scrapy,rklabs/scrapy,ramiro/scrapy,olafdietsche/scrapy,zorojean/scrapy,finfish/scrapy,dracony/scrapy,tntC4stl3/scrapy,ssteo/scrapy,jorik041/scrapy,haiiiiiyun/scrapy,Timeship/scrapy,AaronTao1990/scrapy,CENDARI/scrapy,Djlavoy/scrapy,rahulsharma1991/scrapy,webmakin/scrapy,rahulsharma1991/scrapy,olafdietsche/scrapy,aivarsk/scrapy,Lucifer-Kim/scrapy,darkrho/scrapy-scrapy,dhenyjarasandy/scrapy,Partoo/scrapy,pawelmhm/scrapy,jorik041/scrapy,hbwzhsh/scrapy,huoxudong125/scrapy,shaform/scrapy,hwsyy/scrapy,GregoryVigoTorres/scrapy,URXtech/scrapy,cyrixhero/scrapy,rahul-c1/scrapy,Cnfc19932/scrapy,sardok/scrapy,tagatac/scrapy,TarasRudnyk/scrapy,agusc/scrapy,yusofm/scrapy,crasker/scrapy,kmike/scrapy,raphaelfruneaux/scrapy,pablohoffman/scrapy,liyy7/scrapy,xiao26/scrapy,Djlavoy/scrapy,z-fork/scrapy,zorojean/scrapy,jc0n/scrapy,elijah513/scrapy,nett55/scrapy,ylcolala/scrapy,redapple/scrapy,YeelerG/scrapy,Lucifer-Kim/scrapy,nowopen/scrapy,famorted/scrapy,cyrixhero/scrapy,johnardavies/scrapy,legendtkl/scrapy,lacrazyboy/scrapy,sigma-random/scrapy,olorz/scrapy,johnardavies/scrapy,umrashrf/scrapy,gbirke/scrapy,taito/scrapy,kalessin/scrapy,JacobStevenR/scrapy,ArturGaspar/scrapy,ssteo/scrapy,joshlk/scrapy,snowdream1314/scrapy,wujuguang/scrapy,webmakin/scrapy,ssh-odoo/scrapy,cleydson/scrapy,amboxer21/scrapy,IvanGavran/scrapy,Adai0808/scrapy-1,devGregA/scrapy,johnardavies/scrapy,rdowinton/scrapy,nfunato/scrapy,taito/scrapy,KublaikhanGeek/scrapy,moraesnicol/scrapy,godfreyy/scrapy,sigma-random/scrapy,w495/scrapy,legendtkl/scrapy,zackslash/scrapy,rdowinton/scrapy,Parlin-Galanodel/scrapy,mlyundin/scrapy,Allianzcortex/scrapy,joshlk/scrapy,kmike/scrapy,mgedmin/scrapy,WilliamKinaan/scrapy,farhan0581/scrapy,Preetwinder/scrapy,Parlin-Galanodel/scrapy,bmess/scrapy,rklabs/scrapy,huoxudong125/scrapy,godfreyy/scrapy,nikgr95/scrapy,CodeJuan/scrapy,jdemaeyer/scrapy,barraponto/scrapy,curita/scrapy,chekunkov/scrapy,ssh-odoo/scrapy,devGregA/scrapy,Digenis/scrapy,fqul/scrapy,shaform/scrapy,foromer4/scrapy,kalessin/scrapy,jiezhu2007/scrapy,moraesnicol/scrapy,nguyenhongson03/scrapy,pombredanne/scrapy,haiiiiiyun/scrapy,beni55/scrapy,wangjun/scrapy,dacjames/scrapy,yusofm/scrapy,profjrr/scrapy,pfctdayelise/scrapy,Allianzcortex/scrapy,dracony/scrapy,GregoryVigoTorres/scrapy,umrashrf/scrapy,Bourneer/scrapy,famorted/scrapy,Zephor5/scrapy,ArturGaspar/scrapy,sardok/scrapy,pranjalpatil/scrapy,Geeglee/scrapy,zjuwangg/scrapy,fpy171/scrapy,zjuwangg/scrapy,OpenWhere/scrapy,Bourneer/scrapy,irwinlove/scrapy,GregoryVigoTorres/scrapy,rolando-contrib/scrapy,Partoo/scrapy,mlyundin/scrapy,darkrho/scrapy-scrapy,jiezhu2007/scrapy,codebhendi/scrapy,Adai0808/scrapy-1,gbirke/scrapy,eLRuLL/scrapy,TarasRudnyk/scrapy,ylcolala/scrapy,devGregA/scrapy,jdemaeyer/scrapy,olorz/scrapy,carlosp420/scrapy,Djlavoy/scrapy,Adai0808/scrapy-1,Lucifer-Kim/scrapy,pablohoffman/scrapy,zackslash/scrapy,scrapy/scrapy,olafdietsche/scrapy,taito/scrapy,snowdream1314/scrapy,Cnfc19932/scrapy,nett55/scrapy,Timeship/scrapy,Bourneer/scrapy,rahul-c1/scrapy,nikgr95/scrapy,jeffreyjinfeng/scrapy,rootAvish/scrapy,YeelerG/scrapy,elijah513/scrapy,1yvT0s/scrapy,dhenyjarasandy/scrapy,ssh-odoo/scrapy,starrify/scrapy,jc0n/scrapy,bmess/scrapy,fpy171/scrapy,profjrr/scrapy,Allianzcortex/scrapy,tagatac/scrapy,hansenDise/scrapy,eLRuLL/scrapy,Ryezhang/scrapy,ramiro/scrapy,haiiiiiyun/scrapy,xiao26/scrapy,liyy7/scrapy,mlyundin/scrapy,Preetwinder/scrapy,eliasdorneles/scrapy,wujuguang/scrapy,hbwzhsh/scrapy,cyrixhero/scrapy,dracony/scrapy,aivarsk/scrapy,raphaelfruneaux/scrapy,eliasdorneles/scrapy,ENjOyAbLE1991/scrapy,arush0311/scrapy,mgedmin/scrapy,darkrho/scrapy-scrapy,Zephor5/scrapy,wenyu1001/scrapy,fpy171/scrapy,fafaman/scrapy,dgillis/scrapy,dgillis/scrapy,profjrr/scrapy,jdemaeyer/scrapy,nguyenhongson03/scrapy,avtoritet/scrapy,w495/scrapy,tliber/scrapy,carlosp420/scrapy,zjuwangg/scrapy,joshlk/scrapy,1yvT0s/scrapy,arush0311/scrapy,umrashrf/scrapy,pawelmhm/scrapy,pombredanne/scrapy,cyberplant/scrapy,cyberplant/scrapy,dangra/scrapy,godfreyy/scrapy,farhan0581/scrapy,fafaman/scrapy,avtoritet/scrapy,Zephor5/scrapy,kalessin/scrapy,AaronTao1990/scrapy,zhangtao11/scrapy,Digenis/scrapy,nowopen/scrapy,elacuesta/scrapy,Chenmxs/scrapy,carlosp420/scrapy,rdowinton/scrapy,1yvT0s/scrapy,avtoritet/scrapy,beni55/scrapy,Chenmxs/scrapy,dacjames/scrapy,JacobStevenR/scrapy,kimimj/scrapy,codebhendi/scrapy,cleydson/scrapy,w495/scrapy,nikgr95/scrapy,fqul/scrapy,nguyenhongson03/scrapy