command/agent: gatedwriter should copy when buffering
command/agent: gatedwriter should copy when buffering

minhkiller/serf,FollowMyDev/serf,gnawhleinad/serf,jmptrader/serf,dalehamel/serf,curtiszimmerman/serf,samaitra/serf,samaitra/serf,samaitra/serf,pmenglund/serf,mbrukman/serf,FollowMyDev/serf,mbrukman/serf,hashicorp/serf,hashicorp/serf,pmenglund/serf,samaitra/serf,minhkiller/serf,dalehamel/serf,curtiszimmerman/serf,gnawhleinad/serf,patrickviet/serf,jmptrader/serf,hashicorp/serf,samaitra/serf,pmenglund/serf,gnawhleinad/serf,minhkiller/serf,samaitra/serf,mbrukman/serf,FollowMyDev/serf,pmenglund/serf,yonglehou/serf,yonglehou/serf,dalehamel/serf,minhkiller/serf,pmenglund/serf,FollowMyDev/serf,mapuri/serf,mbrukman/serf,curtiszimmerman/serf,mapuri/serf,yonglehou/serf,pmenglund/serf,mapuri/serf,FollowMyDev/serf,mapuri/serf,patrickviet/serf,yonglehou/serf,FollowMyDev/serf,minhkiller/serf,gnawhleinad/serf,mbrukman/serf,jmptrader/serf,yonglehou/serf,jmptrader/serf,curtiszimmerman/serf,minhkiller/serf,patrickviet/serf,patrickviet/serf,patrickviet/serf,curtiszimmerman/serf,gnawhleinad/serf,hashicorp/serf,yonglehou/serf,jmptrader/serf,jmptrader/serf,curtiszimmerman/serf,mapuri/serf,gnawhleinad/serf,patrickviet/serf,dalehamel/serf,mbrukman/serf,hashicorp/serf,dalehamel/serf,mapuri/serf,dalehamel/serf