codereview: add golang-dev@googlegroups.com     automatically in "hg mail". also, avoid "empty list means all modified files in client" bug
codereview: add golang-dev@googlegroups.com
    automatically in "hg mail".
also, avoid "empty list means all modified files in client" bug

R=gri, cw
CC=golang-dev
http://codereview.appspot.com/174072

mhennings/marcohennings-go,d0f/go-zh,Triskite/willstone-goclone,mhennings/marcohennings-go,webfd/go-zh,Triskite/willstone-goclone,Triskite/willstone-goclone,bryanxu/go-zh,bryanxu/go-zh,rflanagan/reginaldflanagan-project1,mhennings/marcohennings-go,rdp/rogerpack2005-golang,webfd/go-zh,npe9/noahevans-go9,bryanxu/go-zh,Triskite/willstone-goclone,scirelli/scirelli-go,rflanagan/reginaldflanagan-project1,bryanxu/go-zh,scirelli/scirelli-go,sanjosh/sanjos100-tipc,sanjosh/sanjos100-tipc,scirelli/scirelli-go,rflanagan/reginaldflanagan-project1,rdp/rogerpack2005-golang,glycerine/jeaten-go-arrayof-structof,npe9/noahevans-go9,d0f/go-zh,rflanagan/reginaldflanagan-project1,Triskite/willstone-goclone,scirelli/scirelli-go,scirelli/scirelli-go,Triskite/willstone-goclone,mhennings/marcohennings-go,rflanagan/reginaldflanagan-project1,sanjosh/sanjos100-tipc,bryanxu/go-zh,glycerine/jeaten-go-arrayof-structof,d0f/go-zh,rflanagan/reginaldflanagan-project1,rdp/rogerpack2005-golang,webfd/go-zh,bryanxu/go-zh,rdp/rogerpack2005-golang,webfd/go-zh,scirelli/scirelli-go,d0f/go-zh,mhennings/marcohennings-go,scirelli/scirelli-go,npe9/noahevans-go9,npe9/noahevans-go9,d0f/go-zh,webfd/go-zh,npe9/noahevans-go9,npe9/noahevans-go9,sanjosh/sanjos100-tipc,Triskite/willstone-goclone,npe9/noahevans-go9,mhennings/marcohennings-go,rdp/rogerpack2005-golang,mhennings/marcohennings-go,glycerine/jeaten-go-arrayof-structof,sanjosh/sanjos100-tipc,d0f/go-zh,sanjosh/sanjos100-tipc,glycerine/jeaten-go-arrayof-structof,bryanxu/go-zh,glycerine/jeaten-go-arrayof-structof,rdp/rogerpack2005-golang,sanjosh/sanjos100-tipc,rflanagan/reginaldflanagan-project1,glycerine/jeaten-go-arrayof-structof,d0f/go-zh,rdp/rogerpack2005-golang,glycerine/jeaten-go-arrayof-structof,webfd/go-zh,bryanxu/go-zh,rdp/rogerpack2005-golang,sanjosh/sanjos100-tipc,d0f/go-zh,Triskite/willstone-goclone,glycerine/jeaten-go-arrayof-structof,mhennings/marcohennings-go,webfd/go-zh,rflanagan/reginaldflanagan-project1,webfd/go-zh,scirelli/scirelli-go,npe9/noahevans-go9