Set the long_description setup.py field
Set the long_description setup.py field

Somehow ad hoc descriptions don't work anymore for grpcio (probably
because the README.rst isn't at the distribution root for grpcio).

dklempner/grpc,7anner/grpc,grani/grpc,ipylypiv/grpc,vjpai/grpc,ppietrasa/grpc,kriswuollett/grpc,grpc/grpc,geffzhang/grpc,ppietrasa/grpc,vjpai/grpc,mehrdada/grpc,vsco/grpc,kumaralokgithub/grpc,ppietrasa/grpc,greasypizza/grpc,a11r/grpc,kpayson64/grpc,firebase/grpc,yugui/grpc,greasypizza/grpc,ppietrasa/grpc,grani/grpc,royalharsh/grpc,dklempner/grpc,philcleveland/grpc,stanley-cheung/grpc,dklempner/grpc,chrisdunelm/grpc,rjshade/grpc,thinkerou/grpc,matt-kwong/grpc,soltanmm-google/grpc,adelez/grpc,donnadionne/grpc,carl-mastrangelo/grpc,wcevans/grpc,kumaralokgithub/grpc,daniel-j-born/grpc,firebase/grpc,thinkerou/grpc,simonkuang/grpc,murgatroid99/grpc,MakMukhi/grpc,msmania/grpc,yugui/grpc,Vizerai/grpc,ncteisen/grpc,ejona86/grpc,fuchsia-mirror/third_party-grpc,thinkerou/grpc,sreecha/grpc,Crevil/grpc,stanley-cheung/grpc,infinit/grpc,soltanmm-google/grpc,Crevil/grpc,kpayson64/grpc,mehrdada/grpc,kskalski/grpc,pszemus/grpc,quizlet/grpc,kskalski/grpc,greasypizza/grpc,kpayson64/grpc,jboeuf/grpc,firebase/grpc,kumaralokgithub/grpc,simonkuang/grpc,ipylypiv/grpc,greasypizza/grpc,jtattermusch/grpc,apolcyn/grpc,carl-mastrangelo/grpc,LuminateWireless/grpc,pszemus/grpc,murgatroid99/grpc,Crevil/grpc,pmarks-net/grpc,royalharsh/grpc,ncteisen/grpc,a11r/grpc,carl-mastrangelo/grpc,donnadionne/grpc,wcevans/grpc,sreecha/grpc,muxi/grpc,kumaralokgithub/grpc,wcevans/grpc,a11r/grpc,thinkerou/grpc,ejona86/grpc,Crevil/grpc,7anner/grpc,jtattermusch/grpc,daniel-j-born/grpc,firebase/grpc,grpc/grpc,MakMukhi/grpc,jtattermusch/grpc,apolcyn/grpc,fuchsia-mirror/third_party-grpc,zhimingxie/grpc,yongni/grpc,stanley-cheung/grpc,firebase/grpc,kriswuollett/grpc,adelez/grpc,chrisdunelm/grpc,firebase/grpc,nicolasnoble/grpc,stanley-cheung/grpc,MakMukhi/grpc,muxi/grpc,infinit/grpc,greasypizza/grpc,MakMukhi/grpc,daniel-j-born/grpc,yongni/grpc,jtattermusch/grpc,pszemus/grpc,MakMukhi/grpc,dklempner/grpc,thinkerou/grpc,makdharma/grpc,hstefan/grpc,ncteisen/grpc,vjpai/grpc,kskalski/grpc,Crevil/grpc,adelez/grpc,PeterFaiman/ruby-grpc-minimal,sreecha/grpc,sreecha/grpc,7anner/grpc,sreecha/grpc,hstefan/grpc,vjpai/grpc,simonkuang/grpc,chrisdunelm/grpc,quizlet/grpc,quizlet/grpc,vjpai/grpc,matt-kwong/grpc,vjpai/grpc,thunderboltsid/grpc,kumaralokgithub/grpc,philcleveland/grpc,greasypizza/grpc,jboeuf/grpc,jboeuf/grpc,makdharma/grpc,infinit/grpc,murgatroid99/grpc,muxi/grpc,carl-mastrangelo/grpc,jboeuf/grpc,ipylypiv/grpc,rjshade/grpc,kpayson64/grpc,PeterFaiman/ruby-grpc-minimal,sreecha/grpc,kpayson64/grpc,daniel-j-born/grpc,dgquintas/grpc,carl-mastrangelo/grpc,7anner/grpc,dgquintas/grpc,stanley-cheung/grpc,chrisdunelm/grpc,thinkerou/grpc,mehrdada/grpc,jboeuf/grpc,kumaralokgithub/grpc,ipylypiv/grpc,donnadionne/grpc,simonkuang/grpc,makdharma/grpc,muxi/grpc,baylabs/grpc,Crevil/grpc,yang-g/grpc,fuchsia-mirror/third_party-grpc,kpayson64/grpc,zhimingxie/grpc,donnadionne/grpc,7anner/grpc,nicolasnoble/grpc,pszemus/grpc,rjshade/grpc,7anner/grpc,royalharsh/grpc,geffzhang/grpc,philcleveland/grpc,grpc/grpc,Vizerai/grpc,daniel-j-born/grpc,kriswuollett/grpc,vjpai/grpc,grpc/grpc,philcleveland/grpc,7anner/grpc,nicolasnoble/grpc,geffzhang/grpc,sreecha/grpc,thinkerou/grpc,LuminateWireless/grpc,yugui/grpc,ctiller/grpc,yongni/grpc,chrisdunelm/grpc,thinkerou/grpc,vsco/grpc,PeterFaiman/ruby-grpc-minimal,matt-kwong/grpc,vsco/grpc,yang-g/grpc,muxi/grpc,deepaklukose/grpc,apolcyn/grpc,zhimingxie/grpc,apolcyn/grpc,kumaralokgithub/grpc,carl-mastrangelo/grpc,pszemus/grpc,matt-kwong/grpc,nicolasnoble/grpc,quizlet/grpc,7anner/grpc,ncteisen/grpc,zhimingxie/grpc,grpc/grpc,stanley-cheung/grpc,rjshade/grpc,vjpai/grpc,daniel-j-born/grpc,nicolasnoble/grpc,ncteisen/grpc,kpayson64/grpc,grani/grpc,muxi/grpc,yang-g/grpc,thinkerou/grpc,ctiller/grpc,royalharsh/grpc,LuminateWireless/grpc,philcleveland/grpc,murgatroid99/grpc,ctiller/grpc,daniel-j-born/grpc,ppietrasa/grpc,grpc/grpc,wcevans/grpc,PeterFaiman/ruby-grpc-minimal,dgquintas/grpc,baylabs/grpc,apolcyn/grpc,vjpai/grpc,adelez/grpc,Vizerai/grpc,LuminateWireless/grpc,firebase/grpc,jboeuf/grpc,donnadionne/grpc,ejona86/grpc,thunderboltsid/grpc,soltanmm-google/grpc,kriswuollett/grpc,msmania/grpc,ncteisen/grpc,jboeuf/grpc,msmania/grpc,carl-mastrangelo/grpc,deepaklukose/grpc,mehrdada/grpc,grani/grpc,simonkuang/grpc,grpc/grpc,firebase/grpc,LuminateWireless/grpc,chrisdunelm/grpc,kskalski/grpc,rjshade/grpc,firebase/grpc,ejona86/grpc,thunderboltsid/grpc,nicolasnoble/grpc,PeterFaiman/ruby-grpc-minimal,ctiller/grpc,fuchsia-mirror/third_party-grpc,dklempner/grpc,kpayson64/grpc,deepaklukose/grpc,yongni/grpc,makdharma/grpc,zhimingxie/grpc,grani/grpc,yongni/grpc,carl-mastrangelo/grpc,MakMukhi/grpc,kpayson64/grpc,jboeuf/grpc,apolcyn/grpc,ejona86/grpc,rjshade/grpc,vsco/grpc,nicolasnoble/grpc,kpayson64/grpc,pmarks-net/grpc,baylabs/grpc,daniel-j-born/grpc,dklempner/grpc,7anner/grpc,soltanmm-google/grpc,nicolasnoble/grpc,yang-g/grpc,pszemus/grpc,ncteisen/grpc,quizlet/grpc,chrisdunelm/grpc,mehrdada/grpc,yugui/grpc,deepaklukose/grpc,hstefan/grpc,geffzhang/grpc,soltanmm-google/grpc,infinit/grpc,matt-kwong/grpc,kriswuollett/grpc,chrisdunelm/grpc,quizlet/grpc,murgatroid99/grpc,yugui/grpc,yang-g/grpc,PeterFaiman/ruby-grpc-minimal,yang-g/grpc,deepaklukose/grpc,matt-kwong/grpc,grani/grpc,geffzhang/grpc,murgatroid99/grpc,chrisdunelm/grpc,ipylypiv/grpc,kriswuollett/grpc,fuchsia-mirror/third_party-grpc,hstefan/grpc,ipylypiv/grpc,Vizerai/grpc,yugui/grpc,pmarks-net/grpc,kskalski/grpc,quizlet/grpc,muxi/grpc,PeterFaiman/ruby-grpc-minimal,dgquintas/grpc,msmania/grpc,yang-g/grpc,thunderboltsid/grpc,wcevans/grpc,yugui/grpc,kpayson64/grpc,msmania/grpc,Vizerai/grpc,donnadionne/grpc,deepaklukose/grpc,muxi/grpc,jtattermusch/grpc,sreecha/grpc,Vizerai/grpc,thinkerou/grpc,a11r/grpc,pszemus/grpc,a11r/grpc,vsco/grpc,a11r/grpc,vsco/grpc,donnadionne/grpc,Vizerai/grpc,nicolasnoble/grpc,pszemus/grpc,jboeuf/grpc,dgquintas/grpc,grpc/grpc,MakMukhi/grpc,ctiller/grpc,baylabs/grpc,dklempner/grpc,muxi/grpc,mehrdada/grpc,thunderboltsid/grpc,LuminateWireless/grpc,yugui/grpc,a11r/grpc,LuminateWireless/grpc,thunderboltsid/grpc,Vizerai/grpc,kumaralokgithub/grpc,a11r/grpc,vjpai/grpc,dgquintas/grpc,PeterFaiman/ruby-grpc-minimal,dgquintas/grpc,grani/grpc,dgquintas/grpc,LuminateWireless/grpc,thinkerou/grpc,dklempner/grpc,kskalski/grpc,geffzhang/grpc,mehrdada/grpc,murgatroid99/grpc,carl-mastrangelo/grpc,kriswuollett/grpc,simonkuang/grpc,ipylypiv/grpc,vsco/grpc,royalharsh/grpc,jtattermusch/grpc,makdharma/grpc,msmania/grpc,grpc/grpc,vjpai/grpc,chrisdunelm/grpc,ppietrasa/grpc,murgatroid99/grpc,greasypizza/grpc,kskalski/grpc,pmarks-net/grpc,fuchsia-mirror/third_party-grpc,kumaralokgithub/grpc,MakMukhi/grpc,geffzhang/grpc,hstefan/grpc,philcleveland/grpc,ejona86/grpc,muxi/grpc,ctiller/grpc,makdharma/grpc,greasypizza/grpc,makdharma/grpc,zhimingxie/grpc,wcevans/grpc,murgatroid99/grpc,carl-mastrangelo/grpc,greasypizza/grpc,matt-kwong/grpc,ncteisen/grpc,ipylypiv/grpc,MakMukhi/grpc,a11r/grpc,Crevil/grpc,stanley-cheung/grpc,matt-kwong/grpc,royalharsh/grpc,zhimingxie/grpc,grani/grpc,geffzhang/grpc,nicolasnoble/grpc,yugui/grpc,stanley-cheung/grpc,msmania/grpc,PeterFaiman/ruby-grpc-minimal,makdharma/grpc,royalharsh/grpc,pmarks-net/grpc,pmarks-net/grpc,jtattermusch/grpc,mehrdada/grpc,firebase/grpc,ejona86/grpc,thinkerou/grpc,ncteisen/grpc,yongni/grpc,fuchsia-mirror/third_party-grpc,jtattermusch/grpc,wcevans/grpc,sreecha/grpc,firebase/grpc,simonkuang/grpc,quizlet/grpc,soltanmm-google/grpc,carl-mastrangelo/grpc,ctiller/grpc,mehrdada/grpc,adelez/grpc,pszemus/grpc,kriswuollett/grpc,thunderboltsid/grpc,daniel-j-born/grpc,msmania/grpc,royalharsh/grpc,grani/grpc,ppietrasa/grpc,LuminateWireless/grpc,ejona86/grpc,hstefan/grpc,infinit/grpc,carl-mastrangelo/grpc,pmarks-net/grpc,nicolasnoble/grpc,yongni/grpc,stanley-cheung/grpc,grpc/grpc,baylabs/grpc,baylabs/grpc,philcleveland/grpc,fuchsia-mirror/third_party-grpc,kskalski/grpc,zhimingxie/grpc,philcleveland/grpc,ncteisen/grpc,jtattermusch/grpc,vjpai/grpc,mehrdada/grpc,pmarks-net/grpc,zhimingxie/grpc,dgquintas/grpc,yongni/grpc,adelez/grpc,ipylypiv/grpc,kriswuollett/grpc,donnadionne/grpc,apolcyn/grpc,sreecha/grpc,ejona86/grpc,soltanmm-google/grpc,ppietrasa/grpc,apolcyn/grpc,ncteisen/grpc,yang-g/grpc,rjshade/grpc,sreecha/grpc,grpc/grpc,ejona86/grpc,adelez/grpc,simonkuang/grpc,jtattermusch/grpc,matt-kwong/grpc,kskalski/grpc,rjshade/grpc,pszemus/grpc,simonkuang/grpc,infinit/grpc,deepaklukose/grpc,ppietrasa/grpc,baylabs/grpc,jboeuf/grpc,ctiller/grpc,yongni/grpc,adelez/grpc,makdharma/grpc,Vizerai/grpc,thunderboltsid/grpc,jtattermusch/grpc,royalharsh/grpc,grpc/grpc,ejona86/grpc,baylabs/grpc,fuchsia-mirror/third_party-grpc,vsco/grpc,wcevans/grpc,rjshade/grpc,pszemus/grpc,dgquintas/grpc,ctiller/grpc,hstefan/grpc,infinit/grpc,dklempner/grpc,apolcyn/grpc,firebase/grpc,mehrdada/grpc,jboeuf/grpc,yang-g/grpc,quizlet/grpc,donnadionne/grpc,ctiller/grpc,stanley-cheung/grpc,ejona86/grpc,msmania/grpc,stanley-cheung/grpc,philcleveland/grpc,Crevil/grpc,ctiller/grpc,hstefan/grpc,deepaklukose/grpc,muxi/grpc,infinit/grpc,PeterFaiman/ruby-grpc-minimal,nicolasnoble/grpc,Vizerai/grpc,jboeuf/grpc,Vizerai/grpc,donnadionne/grpc,mehrdada/grpc,geffzhang/grpc,ncteisen/grpc,adelez/grpc,pszemus/grpc,ctiller/grpc,pmarks-net/grpc,stanley-cheung/grpc,jtattermusch/grpc,chrisdunelm/grpc,thunderboltsid/grpc,Crevil/grpc,murgatroid99/grpc,baylabs/grpc,wcevans/grpc,hstefan/grpc,soltanmm-google/grpc,donnadionne/grpc,deepaklukose/grpc,infinit/grpc,soltanmm-google/grpc,vsco/grpc,sreecha/grpc,fuchsia-mirror/third_party-grpc,muxi/grpc,donnadionne/grpc,dgquintas/grpc