bugdown: Add tests for escaping raw html.
bugdown: Add tests for escaping raw html.

Adds additional tests in bugdown-data.json to check that we escape raw
html properly with script tags.

Many of these tests are based on the bleach "advanced" test suite.

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