go/types: "inherit" type in constant declarations w/o initialization expressions (bug fix)

R=adonovan
CC=golang-dev
https://codereview.appspot.com/7060054
misc/emacs: update go-mode syntax table and comment handling as
suggested by pkleiweg.

Fixes issue 3471.

R=adonovan, pkleiweg, rsc
CC=golang-dev
https://codereview.appspot.com/7060056
doc: Mention godoc's handling of example functions.

Fixes issue 4625.

R=iant, adg
CC=golang-dev
https://codereview.appspot.com/7064052

Committer: Ian Lance Taylor <iant@golang.org>
net/http: don't buffer request writing if dest is already buffered

The old code made it impossible to implement a reverse proxy
with anything less than 4k write granularity to the backends.

R=golang-dev, adg
CC=golang-dev
https://codereview.appspot.com/7060059
utf8: fix typo.

R=golang-dev, iant
CC=golang-dev
https://codereview.appspot.com/7063056

Committer: Ian Lance Taylor <iant@golang.org>
spec: clarify short variable declaration corner cases

Fixes issue 4612.

R=rsc, iant, ken, r
CC=golang-dev
https://codereview.appspot.com/7076043
go/parser: better error message for declaration error

Fixes issue 4616.

R=rsc
CC=golang-dev
https://codereview.appspot.com/7069049
go/printer, gofmt: don't print unneeded parentheses around parameter types

Fixes issue 4624.

R=rsc
CC=golang-dev
https://codereview.appspot.com/7058052