Roll tools/swarming_client/ to e7d8b988423ff1966d64db3ef7ca766296f9b0c1.

Roll tools/swarming_client/ to e7d8b988423ff1966d64db3ef7ca766296f9b0c1.

$ git log b8aeeaef0..e7d8b9884 --date=short --format='%ad %ae %s' | sed 's/@chromium\.org//'
2014-08-26 vadimsh Fix cacert.pem extraction from zip.
2014-08-26 kmg Add output location on isolateserver to JSON
2014-08-25 vadimsh Make net.url_open reuse connections again.

R=vadimsh@chromium.org
BUG=

Committed: https://crrev.com/cfdede2ffbc58203f4cc9aab7507649b71686357
Cr-Commit-Position: refs/heads/master@{#292475}

[M-A Ruel, 2014-08-28 20:48:59]

Ping

[Vadim Sh., 2014-08-28 20:49:59]

Sorry, missed that. lgtm.

[M-A Ruel, 2014-08-28 20:50:13]

The CQ bit was checked by maruel@chromium.org

[commit-bot: I haz the power, 2014-08-28 20:51:10]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/maruel@chromium.org/514173002/1

[commit-bot: I haz the power, 2014-08-28 21:56:12]

Committed patchset #1 (id:1) as 46de7db11ca48c469580cb644dce5b4127e5652e

[commit-bot: I haz the power, 2014-09-10 03:02:38]

Patchset 1 (id:??) landed as
https://crrev.com/cfdede2ffbc58203f4cc9aab7507649b71686357
Cr-Commit-Position: refs/heads/master@{#292475}