Update PROTOCOL-WEB.md
Update PROTOCOL-WEB.md

Addressed @mwitkow comments.

https://github.com/grpc/grpc-web/issues/57
chrisdunelm/grpc,jboeuf/grpc,zhimingxie/grpc,zhimingxie/grpc,carl-mastrangelo/grpc,donnadionne/grpc,vjpai/grpc,fuchsia-mirror/third_party-grpc,matt-kwong/grpc,makdharma/grpc,quizlet/grpc,dgquintas/grpc,matt-kwong/grpc,matt-kwong/grpc,yongni/grpc,dklempner/grpc,kpayson64/grpc,wcevans/grpc,grpc/grpc,vjpai/grpc,kpayson64/grpc,ncteisen/grpc,dgquintas/grpc,dgquintas/grpc,rjshade/grpc,Vizerai/grpc,stanley-cheung/grpc,fuchsia-mirror/third_party-grpc,PeterFaiman/ruby-grpc-minimal,7anner/grpc,rjshade/grpc,rjshade/grpc,mehrdada/grpc,vsco/grpc,msmania/grpc,donnadionne/grpc,grani/grpc,firebase/grpc,PeterFaiman/ruby-grpc-minimal,carl-mastrangelo/grpc,kumaralokgithub/grpc,sreecha/grpc,simonkuang/grpc,pszemus/grpc,wcevans/grpc,royalharsh/grpc,vjpai/grpc,kpayson64/grpc,rjshade/grpc,grpc/grpc,ncteisen/grpc,jtattermusch/grpc,wcevans/grpc,wcevans/grpc,muxi/grpc,royalharsh/grpc,makdharma/grpc,ipylypiv/grpc,msmania/grpc,murgatroid99/grpc,quizlet/grpc,jtattermusch/grpc,pszemus/grpc,stanley-cheung/grpc,pszemus/grpc,sreecha/grpc,yang-g/grpc,MakMukhi/grpc,ipylypiv/grpc,ctiller/grpc,nicolasnoble/grpc,thinkerou/grpc,vjpai/grpc,daniel-j-born/grpc,vjpai/grpc,wcevans/grpc,kriswuollett/grpc,kskalski/grpc,PeterFaiman/ruby-grpc-minimal,dgquintas/grpc,baylabs/grpc,stanley-cheung/grpc,ncteisen/grpc,deepaklukose/grpc,royalharsh/grpc,ejona86/grpc,apolcyn/grpc,carl-mastrangelo/grpc,firebase/grpc,donnadionne/grpc,pszemus/grpc,thinkerou/grpc,baylabs/grpc,kskalski/grpc,ejona86/grpc,donnadionne/grpc,mehrdada/grpc,ejona86/grpc,murgatroid99/grpc,stanley-cheung/grpc,ctiller/grpc,dklempner/grpc,firebase/grpc,a11r/grpc,ipylypiv/grpc,nicolasnoble/grpc,simonkuang/grpc,simonkuang/grpc,murgatroid99/grpc,makdharma/grpc,kpayson64/grpc,dklempner/grpc,msmania/grpc,deepaklukose/grpc,ipylypiv/grpc,msmania/grpc,zhimingxie/grpc,7anner/grpc,thinkerou/grpc,pszemus/grpc,Vizerai/grpc,grpc/grpc,mehrdada/grpc,yongni/grpc,hstefan/grpc,makdharma/grpc,yang-g/grpc,carl-mastrangelo/grpc,matt-kwong/grpc,matt-kwong/grpc,sreecha/grpc,daniel-j-born/grpc,ejona86/grpc,kpayson64/grpc,baylabs/grpc,nicolasnoble/grpc,ipylypiv/grpc,dgquintas/grpc,a11r/grpc,mehrdada/grpc,stanley-cheung/grpc,Vizerai/grpc,dgquintas/grpc,thinkerou/grpc,carl-mastrangelo/grpc,vjpai/grpc,vsco/grpc,vjpai/grpc,vjpai/grpc,royalharsh/grpc,muxi/grpc,geffzhang/grpc,Crevil/grpc,a11r/grpc,adelez/grpc,grpc/grpc,apolcyn/grpc,simonkuang/grpc,daniel-j-born/grpc,makdharma/grpc,msmania/grpc,chrisdunelm/grpc,grani/grpc,jboeuf/grpc,pszemus/grpc,donnadionne/grpc,7anner/grpc,thinkerou/grpc,carl-mastrangelo/grpc,kumaralokgithub/grpc,grpc/grpc,grani/grpc,firebase/grpc,yang-g/grpc,sreecha/grpc,ejona86/grpc,adelez/grpc,jtattermusch/grpc,daniel-j-born/grpc,fuchsia-mirror/third_party-grpc,Vizerai/grpc,7anner/grpc,kskalski/grpc,yongni/grpc,jboeuf/grpc,philcleveland/grpc,thinkerou/grpc,Vizerai/grpc,Crevil/grpc,grpc/grpc,fuchsia-mirror/third_party-grpc,apolcyn/grpc,apolcyn/grpc,grani/grpc,wcevans/grpc,chrisdunelm/grpc,muxi/grpc,PeterFaiman/ruby-grpc-minimal,jtattermusch/grpc,adelez/grpc,hstefan/grpc,donnadionne/grpc,yang-g/grpc,sreecha/grpc,firebase/grpc,nicolasnoble/grpc,grpc/grpc,ncteisen/grpc,quizlet/grpc,makdharma/grpc,simonkuang/grpc,philcleveland/grpc,jtattermusch/grpc,mehrdada/grpc,msmania/grpc,carl-mastrangelo/grpc,a11r/grpc,murgatroid99/grpc,kskalski/grpc,fuchsia-mirror/third_party-grpc,rjshade/grpc,muxi/grpc,simonkuang/grpc,kpayson64/grpc,deepaklukose/grpc,adelez/grpc,sreecha/grpc,kpayson64/grpc,Vizerai/grpc,chrisdunelm/grpc,yongni/grpc,matt-kwong/grpc,vsco/grpc,murgatroid99/grpc,wcevans/grpc,grani/grpc,nicolasnoble/grpc,pszemus/grpc,stanley-cheung/grpc,muxi/grpc,zhimingxie/grpc,ipylypiv/grpc,philcleveland/grpc,thinkerou/grpc,a11r/grpc,kpayson64/grpc,donnadionne/grpc,hstefan/grpc,daniel-j-born/grpc,ncteisen/grpc,mehrdada/grpc,yang-g/grpc,ejona86/grpc,ncteisen/grpc,zhimingxie/grpc,chrisdunelm/grpc,MakMukhi/grpc,deepaklukose/grpc,vsco/grpc,baylabs/grpc,stanley-cheung/grpc,ctiller/grpc,royalharsh/grpc,simonkuang/grpc,muxi/grpc,kriswuollett/grpc,Vizerai/grpc,muxi/grpc,ctiller/grpc,carl-mastrangelo/grpc,grpc/grpc,royalharsh/grpc,dklempner/grpc,thinkerou/grpc,jboeuf/grpc,philcleveland/grpc,thinkerou/grpc,yongni/grpc,geffzhang/grpc,7anner/grpc,kpayson64/grpc,carl-mastrangelo/grpc,nicolasnoble/grpc,simonkuang/grpc,kskalski/grpc,daniel-j-born/grpc,dklempner/grpc,grani/grpc,zhimingxie/grpc,ipylypiv/grpc,a11r/grpc,apolcyn/grpc,vsco/grpc,ipylypiv/grpc,mehrdada/grpc,firebase/grpc,Vizerai/grpc,sreecha/grpc,rjshade/grpc,kumaralokgithub/grpc,deepaklukose/grpc,ncteisen/grpc,zhimingxie/grpc,chrisdunelm/grpc,jtattermusch/grpc,msmania/grpc,Crevil/grpc,philcleveland/grpc,MakMukhi/grpc,stanley-cheung/grpc,jtattermusch/grpc,ctiller/grpc,dgquintas/grpc,kskalski/grpc,PeterFaiman/ruby-grpc-minimal,carl-mastrangelo/grpc,Crevil/grpc,matt-kwong/grpc,yang-g/grpc,baylabs/grpc,hstefan/grpc,vsco/grpc,sreecha/grpc,nicolasnoble/grpc,baylabs/grpc,ncteisen/grpc,fuchsia-mirror/third_party-grpc,MakMukhi/grpc,nicolasnoble/grpc,dgquintas/grpc,deepaklukose/grpc,zhimingxie/grpc,dklempner/grpc,kriswuollett/grpc,jboeuf/grpc,ctiller/grpc,philcleveland/grpc,ncteisen/grpc,donnadionne/grpc,ejona86/grpc,kskalski/grpc,mehrdada/grpc,thinkerou/grpc,ctiller/grpc,donnadionne/grpc,rjshade/grpc,kriswuollett/grpc,geffzhang/grpc,grani/grpc,kriswuollett/grpc,kriswuollett/grpc,adelez/grpc,jboeuf/grpc,MakMukhi/grpc,pszemus/grpc,dklempner/grpc,Vizerai/grpc,carl-mastrangelo/grpc,7anner/grpc,fuchsia-mirror/third_party-grpc,PeterFaiman/ruby-grpc-minimal,ejona86/grpc,PeterFaiman/ruby-grpc-minimal,grpc/grpc,royalharsh/grpc,adelez/grpc,kumaralokgithub/grpc,rjshade/grpc,deepaklukose/grpc,grpc/grpc,7anner/grpc,grpc/grpc,makdharma/grpc,Crevil/grpc,vsco/grpc,apolcyn/grpc,philcleveland/grpc,yang-g/grpc,dgquintas/grpc,Crevil/grpc,daniel-j-born/grpc,dklempner/grpc,quizlet/grpc,wcevans/grpc,baylabs/grpc,stanley-cheung/grpc,hstefan/grpc,yongni/grpc,makdharma/grpc,kriswuollett/grpc,geffzhang/grpc,Crevil/grpc,MakMukhi/grpc,kpayson64/grpc,yang-g/grpc,firebase/grpc,donnadionne/grpc,sreecha/grpc,Vizerai/grpc,jtattermusch/grpc,PeterFaiman/ruby-grpc-minimal,zhimingxie/grpc,yongni/grpc,quizlet/grpc,sreecha/grpc,vjpai/grpc,apolcyn/grpc,baylabs/grpc,MakMukhi/grpc,firebase/grpc,ctiller/grpc,sreecha/grpc,daniel-j-born/grpc,a11r/grpc,kumaralokgithub/grpc,a11r/grpc,Vizerai/grpc,donnadionne/grpc,apolcyn/grpc,geffzhang/grpc,nicolasnoble/grpc,thinkerou/grpc,jboeuf/grpc,chrisdunelm/grpc,fuchsia-mirror/third_party-grpc,vjpai/grpc,murgatroid99/grpc,deepaklukose/grpc,yang-g/grpc,firebase/grpc,royalharsh/grpc,jboeuf/grpc,ejona86/grpc,kumaralokgithub/grpc,murgatroid99/grpc,mehrdada/grpc,kumaralokgithub/grpc,kskalski/grpc,dgquintas/grpc,jtattermusch/grpc,murgatroid99/grpc,muxi/grpc,7anner/grpc,hstefan/grpc,grani/grpc,stanley-cheung/grpc,quizlet/grpc,firebase/grpc,philcleveland/grpc,hstefan/grpc,muxi/grpc,quizlet/grpc,adelez/grpc,rjshade/grpc,vsco/grpc,baylabs/grpc,apolcyn/grpc,yongni/grpc,ctiller/grpc,MakMukhi/grpc,kriswuollett/grpc,royalharsh/grpc,PeterFaiman/ruby-grpc-minimal,chrisdunelm/grpc,vjpai/grpc,kskalski/grpc,geffzhang/grpc,chrisdunelm/grpc,muxi/grpc,msmania/grpc,ipylypiv/grpc,murgatroid99/grpc,ctiller/grpc,jboeuf/grpc,ejona86/grpc,ncteisen/grpc,ctiller/grpc,ejona86/grpc,kumaralokgithub/grpc,geffzhang/grpc,Crevil/grpc,grani/grpc,ncteisen/grpc,vsco/grpc,daniel-j-born/grpc,ctiller/grpc,ejona86/grpc,fuchsia-mirror/third_party-grpc,hstefan/grpc,a11r/grpc,stanley-cheung/grpc,jboeuf/grpc,pszemus/grpc,chrisdunelm/grpc,jboeuf/grpc,pszemus/grpc,thinkerou/grpc,firebase/grpc,makdharma/grpc,stanley-cheung/grpc,Crevil/grpc,jtattermusch/grpc,carl-mastrangelo/grpc,jtattermusch/grpc,deepaklukose/grpc,pszemus/grpc,mehrdada/grpc,kriswuollett/grpc,matt-kwong/grpc,wcevans/grpc,msmania/grpc,vjpai/grpc,philcleveland/grpc,donnadionne/grpc,grpc/grpc,ncteisen/grpc,sreecha/grpc,kumaralokgithub/grpc,nicolasnoble/grpc,nicolasnoble/grpc,quizlet/grpc,chrisdunelm/grpc,fuchsia-mirror/third_party-grpc,murgatroid99/grpc,nicolasnoble/grpc,mehrdada/grpc,jboeuf/grpc,adelez/grpc,mehrdada/grpc,muxi/grpc,firebase/grpc,geffzhang/grpc,pszemus/grpc,quizlet/grpc,kpayson64/grpc,MakMukhi/grpc,7anner/grpc,yongni/grpc,dklempner/grpc,dgquintas/grpc,PeterFaiman/ruby-grpc-minimal,matt-kwong/grpc,simonkuang/grpc,jtattermusch/grpc,hstefan/grpc,adelez/grpc,geffzhang/grpc,muxi/grpc