Improve urlencoded header detection regex
Improve urlencoded header detection regex

rbramwell/request,longwenjunjie/request,manishnakar/request,seegno-forks/request,paulomcnally/request,IveWong/request,ryanwholey/request,djchie/request,blabno/request,Prasanna-sr/request,lalitkapoor/request,Aloomaio/request,phillipj/request,h1bomb/request,jzaefferer/request,udp/request,motopia/request,HAKASHUN/request,mvnnn/request,not001praween001/request,Jonekee/request,beni55/request,jzaefferer/request,h1bomb/request,Jonekee/request,MofeLee/request,jsifuentes/request,pho3nixf1re/request,kublaj/request,beni55/request,chaoliu/request,IveWong/request,neo-z/request,request/request,pho3nixf1re/request,udp/request,niklabh/request,zhouweiming/request,nishant8BITS/request,simov/request,kmulvey/request,wangchi/request,linalu1/request,paulomcnally/request,xtidt/request,czardoz/request,kevinburke/request,niklabh/request,faradayio/request,rbramwell/request,wangchi/request,pablobrady/request,Codelegant92/request,motopia/request,HAKASHUN/request,longwenjunjie/request,sean3z/request,MofeLee/request,phillipj/request,manishnakar/request,faradayio/request,nishant8BITS/request,lalitkapoor/request,czardoz/request,simov/request,NewGyu/request,zodsoft/request,xiwc/request,kublaj/request,IbpTeam/node-request,zodsoft/request,whembed197923/request,robu3/request,kevinburke/request,LoicMahieu/request,cvibhagool/request,Prasanna-sr/request,lxe/request,watson/request,LoicMahieu/request,cvibhagool/request,blabno/request,wakermahmud/request,jsifuentes/request,neo-z/request,seegno-forks/request,linalu1/request,chaoliu/request,Aloomaio/request,watson/request,sean3z/request,lxe/request,pablobrady/request,kmulvey/request,request/request,NewGyu/request,whembed197923/request,Codelegant92/request,wakermahmud/request,zhouweiming/request,djchie/request,IbpTeam/node-request,not001praween001/request,calibr/request,xiwc/request,xtidt/request,mvnnn/request,calibr/request,ryanwholey/request,robu3/request