Added return's in key.go to make sure we execute just 1 operation per execution
Added return's in key.go to make sure we execute just 1 operation per execution

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