doc: updated installation guide with setup.py install mechanism
doc: updated installation guide with setup.py install mechanism

--HG--
extra : convert_revision : svn%3Ab85faa78-f9eb-468e-a121-7cced6da292c%401047

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