io: add ReadRuner Put it in the same package as ReadByter. There is no implementation here for either interface.
io: add ReadRuner
Put it in the same package as ReadByter.
There is no implementation here for either interface.

R=rsc
CC=golang-dev
http://codereview.appspot.com/4121051

gnanderson/go,dsriram/golang,ssrl/go,pombredanne/go-deleteme,apparentlymart/golang,apparentlymart/golang,tv42/old-go,gnanderson/go,apparentlymart/golang,gnanderson/go,apparentlymart/golang,tv42/old-go,gnanderson/go,pombredanne/go-deleteme,tv42/old-go,ssrl/go,dsriram/golang,tv42/old-go,gnanderson/go,dsriram/golang,tv42/old-go,apparentlymart/golang,pombredanne/go-deleteme,pombredanne/go-deleteme,apparentlymart/golang,apparentlymart/golang,gnanderson/go,gnanderson/go,ssrl/go,dsriram/golang,ssrl/go,pombredanne/go-deleteme,dsriram/golang,dsriram/golang,tv42/old-go,dsriram/golang,pombredanne/go-deleteme,ssrl/go,tv42/old-go,pombredanne/go-deleteme,ssrl/go,ssrl/go