Add option to not create a virtualenv.
Add option to not create a virtualenv.

arpith/zulip,susansls/zulip,calvinleenyc/zulip,rht/zulip,KingxBanana/zulip,christi3k/zulip,kou/zulip,kou/zulip,andersk/zulip,showell/zulip,zulip/zulip,j831/zulip,punchagan/zulip,verma-varsha/zulip,eeshangarg/zulip,susansls/zulip,andersk/zulip,jphilipsen05/zulip,andersk/zulip,eeshangarg/zulip,verma-varsha/zulip,AZtheAsian/zulip,Diptanshu8/zulip,umkay/zulip,sharmaeklavya2/zulip,punchagan/zulip,vaidap/zulip,SmartPeople/zulip,souravbadami/zulip,dhcrzf/zulip,Jianchun1/zulip,reyha/zulip,brockwhittaker/zulip,grave-w-grave/zulip,joyhchen/zulip,zulip/zulip,hackerkid/zulip,eeshangarg/zulip,Juanvulcano/zulip,PhilSk/zulip,calvinleenyc/zulip,ahmadassaf/zulip,shubhamdhama/zulip,amanharitsh123/zulip,cosmicAsymmetry/zulip,susansls/zulip,hackerkid/zulip,jackrzhang/zulip,dattatreya303/zulip,verma-varsha/zulip,dhcrzf/zulip,jainayush975/zulip,timabbott/zulip,synicalsyntax/zulip,AZtheAsian/zulip,Galexrt/zulip,arpith/zulip,calvinleenyc/zulip,souravbadami/zulip,synicalsyntax/zulip,zacps/zulip,vabs22/zulip,joyhchen/zulip,grave-w-grave/zulip,calvinleenyc/zulip,ahmadassaf/zulip,Galexrt/zulip,andersk/zulip,Galexrt/zulip,mahim97/zulip,brainwane/zulip,andersk/zulip,blaze225/zulip,aakash-cr7/zulip,christi3k/zulip,krtkmj/zulip,timabbott/zulip,dattatreya303/zulip,jphilipsen05/zulip,jackrzhang/zulip,AZtheAsian/zulip,ryanbackman/zulip,JPJPJPOPOP/zulip,samatdav/zulip,souravbadami/zulip,PhilSk/zulip,KingxBanana/zulip,tommyip/zulip,brockwhittaker/zulip,hackerkid/zulip,synicalsyntax/zulip,niftynei/zulip,jphilipsen05/zulip,umkay/zulip,cosmicAsymmetry/zulip,KingxBanana/zulip,PhilSk/zulip,vaidap/zulip,dattatreya303/zulip,blaze225/zulip,arpith/zulip,vaidap/zulip,rht/zulip,peguin40/zulip,samatdav/zulip,christi3k/zulip,niftynei/zulip,rht/zulip,KingxBanana/zulip,JPJPJPOPOP/zulip,j831/zulip,AZtheAsian/zulip,TigorC/zulip,krtkmj/zulip,brainwane/zulip,umkay/zulip,brainwane/zulip,blaze225/zulip,Diptanshu8/zulip,umkay/zulip,vaidap/zulip,blaze225/zulip,punchagan/zulip,mahim97/zulip,ryanbackman/zulip,brainwane/zulip,isht3/zulip,grave-w-grave/zulip,dawran6/zulip,rishig/zulip,Juanvulcano/zulip,JPJPJPOPOP/zulip,mohsenSy/zulip,timabbott/zulip,Galexrt/zulip,ryanbackman/zulip,ahmadassaf/zulip,jainayush975/zulip,samatdav/zulip,Juanvulcano/zulip,umkay/zulip,zulip/zulip,aakash-cr7/zulip,ahmadassaf/zulip,dattatreya303/zulip,mahim97/zulip,dhcrzf/zulip,mahim97/zulip,jainayush975/zulip,j831/zulip,zacps/zulip,grave-w-grave/zulip,paxapy/zulip,rishig/zulip,isht3/zulip,cosmicAsymmetry/zulip,dawran6/zulip,verma-varsha/zulip,kou/zulip,showell/zulip,rishig/zulip,sup95/zulip,hackerkid/zulip,sup95/zulip,Diptanshu8/zulip,mohsenSy/zulip,JPJPJPOPOP/zulip,niftynei/zulip,ahmadassaf/zulip,JPJPJPOPOP/zulip,sonali0901/zulip,krtkmj/zulip,susansls/zulip,vabs22/zulip,AZtheAsian/zulip,jrowan/zulip,sharmaeklavya2/zulip,cosmicAsymmetry/zulip,amyliu345/zulip,susansls/zulip,sharmaeklavya2/zulip,niftynei/zulip,eeshangarg/zulip,vabs22/zulip,andersk/zulip,souravbadami/zulip,JPJPJPOPOP/zulip,timabbott/zulip,eeshangarg/zulip,joyhchen/zulip,SmartPeople/zulip,paxapy/zulip,arpith/zulip,mohsenSy/zulip,showell/zulip,sup95/zulip,rishig/zulip,punchagan/zulip,brockwhittaker/zulip,shubhamdhama/zulip,TigorC/zulip,joyhchen/zulip,vikas-parashar/zulip,amanharitsh123/zulip,zacps/zulip,vaidap/zulip,SmartPeople/zulip,blaze225/zulip,KingxBanana/zulip,amanharitsh123/zulip,vabs22/zulip,vikas-parashar/zulip,Juanvulcano/zulip,brainwane/zulip,sonali0901/zulip,kou/zulip,vikas-parashar/zulip,Jianchun1/zulip,jackrzhang/zulip,sup95/zulip,amanharitsh123/zulip,joyhchen/zulip,vikas-parashar/zulip,tommyip/zulip,vikas-parashar/zulip,reyha/zulip,susansls/zulip,ahmadassaf/zulip,vikas-parashar/zulip,dawran6/zulip,brockwhittaker/zulip,krtkmj/zulip,sup95/zulip,SmartPeople/zulip,Juanvulcano/zulip,blaze225/zulip,shubhamdhama/zulip,Diptanshu8/zulip,tommyip/zulip,souravbadami/zulip,TigorC/zulip,j831/zulip,rishig/zulip,amyliu345/zulip,sup95/zulip,synicalsyntax/zulip,jackrzhang/zulip,Galexrt/zulip,krtkmj/zulip,Juanvulcano/zulip,jphilipsen05/zulip,peguin40/zulip,timabbott/zulip,dhcrzf/zulip,zulip/zulip,peguin40/zulip,paxapy/zulip,PhilSk/zulip,verma-varsha/zulip,calvinleenyc/zulip,reyha/zulip,synicalsyntax/zulip,jrowan/zulip,jainayush975/zulip,Galexrt/zulip,peguin40/zulip,shubhamdhama/zulip,brainwane/zulip,tommyip/zulip,brainwane/zulip,dhcrzf/zulip,PhilSk/zulip,brockwhittaker/zulip,calvinleenyc/zulip,dhcrzf/zulip,niftynei/zulip,zacps/zulip,SmartPeople/zulip,ryanbackman/zulip,TigorC/zulip,jrowan/zulip,isht3/zulip,jackrzhang/zulip,vaidap/zulip,cosmicAsymmetry/zulip,brockwhittaker/zulip,aakash-cr7/zulip,christi3k/zulip,showell/zulip,reyha/zulip,shubhamdhama/zulip,isht3/zulip,paxapy/zulip,eeshangarg/zulip,dattatreya303/zulip,arpith/zulip,zulip/zulip,tommyip/zulip,krtkmj/zulip,joyhchen/zulip,grave-w-grave/zulip,sharmaeklavya2/zulip,sonali0901/zulip,tommyip/zulip,Diptanshu8/zulip,kou/zulip,Jianchun1/zulip,umkay/zulip,sonali0901/zulip,jrowan/zulip,jphilipsen05/zulip,zulip/zulip,niftynei/zulip,hackerkid/zulip,zacps/zulip,aakash-cr7/zulip,shubhamdhama/z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