message_edit.js: Change disabled fields to readonly to allow copying text.
message_edit.js: Change disabled fields to readonly to allow copying text.

Previously we disabled fields in message_edit_form.handlebars that you
couldn't edit. This meant you could see the content of the field, but not
copy it. This commit marks those fields as readonly instead.

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