Make setting a Memcache Item with a nil Value OK

Make setting a Memcache Item with a nil Value OK

This conforms to the expectations that if you Set with a nil Value, it's the
same as setting to []byte{}... One less trap :)

R=dnj@chromium.org, estaab@chromium.org, martiniss@chromium.org, vadimsh@chromium.org
BUG=https://github.com/luci/gae/issues/31

Committed: https://github.com/luci/gae/commit/8453e7a9d7b9e02690b34b5cd141cf3e46a0a933

[martiniss, 2015-12-22 18:37:52]

lgtm

[iannucci, 2015-12-23 16:25:36]

The CQ bit was checked by iannucci@chromium.org

[commit-bot: I haz the power, 2015-12-23 16:25:38]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1541183002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1541183002/1

[commit-bot: I haz the power, 2015-12-23 16:28:40]

Description was changed from

==========
Make setting a Memcache Item with a nil Value OK

This conforms to the expectations that if you Set with a nil Value, it's the
same as setting to []byte{}... One less trap :)

R=dnj@chromium.org, estaab@chromium.org, martiniss@chromium.org,
vadimsh@chromium.org
BUG=https://github.com/luci/gae/issues/31
==========

to

==========
Make setting a Memcache Item with a nil Value OK

This conforms to the expectations that if you Set with a nil Value, it's the
same as setting to []byte{}... One less trap :)

R=dnj@chromium.org, estaab@chromium.org, martiniss@chromium.org,
vadimsh@chromium.org
BUG=https://github.com/luci/gae/issues/31

Committed:
https://github.com/luci/gae/commit/8453e7a9d7b9e02690b34b5cd141cf3e46a0a933
==========

[commit-bot: I haz the power, 2015-12-23 16:28:41]

Committed patchset #1 (id:1) as
https://github.com/luci/gae/commit/8453e7a9d7b9e02690b34b5cd141cf3e46a0a933