exp/locale/collate: moved low-level collation functionality
into separate package.  This allows this code to be shared
with the search package without the need for these two to use
the same tables.
Adjusted various files accordingly.

R=rsc
CC=golang-dev
https://codereview.appspot.com/7213044
runtime: NetBSD/ARM support

R=rsc, dave
CC=golang-dev
https://codereview.appspot.com/7289044
syscall: NetBSD/ARM support

R=golang-dev, rsc, dave
CC=golang-dev
https://codereview.appspot.com/7288050
sync/atomic: support NetBSD/ARM (ARM11 or above)

R=golang-dev, rsc, dave
CC=golang-dev
https://codereview.appspot.com/7287044
go/build, runtime/cgo: cgo support for NetBSD/ARM

R=golang-dev, rsc, dave
CC=golang-dev
https://codereview.appspot.com/7229082
test: ensure all failing tests exit nonzero.

Previously merely printing an error would cause the golden
file comparison (in 'bash run') to fail, but that is no longer
the case with the new run.go driver.

R=iant
CC=golang-dev
https://codereview.appspot.com/7310087
encoding/xml: fix htmlAutoClose and its generating script
Thanks Mitică for reporting this.

R=golang-dev, rsc
CC=golang-dev
https://codereview.appspot.com/7308081
exp/ssa: omit Function's package name when printing intra-package references.

R=iant
CC=golang-dev
https://codereview.appspot.com/7307105
os: do not use hosts file for windows tests

Not everyone has the file (http://golang.org/issue/4723#c4).

Update issue 4723.

R=golang-dev, bradfitz
CC=golang-dev
https://codereview.appspot.com/7311091
go/types: print, println accept 0 or more arguments

R=adonovan
CC=golang-dev
https://codereview.appspot.com/7304089
exp/ssa: add Instruction.Operands and Value.Referrers methods.

Operands returns the SSA values used by an instruction.
Referrers returns the SSA instructions that use a value, for
some values.  These will be used for SSA renaming, to follow.

R=iant, gri
CC=golang-dev
https://codereview.appspot.com/7312090
net: change server_test.go so we could see failure messages

R=golang-dev, dave
CC=golang-dev
https://codereview.appspot.com/7323051
doc: adjust indentation in Effective Go commentary example.

R=golang-dev, adg
CC=golang-dev
https://codereview.appspot.com/7225080
archive/tar: append a slash when deriving header info from a directory

This behavior is identical to GNU tar 1.26.

R=dsymonds, dave
CC=golang-dev
https://codereview.appspot.com/7307101

Committer: David Symonds <dsymonds@golang.org>