Roll swarming to pickup https://codereview.appspot.com/152740043/.

Roll tools/swarming_client/ to 37bcce2f5ea8852f339d08857a68d287e79984e3.

$ git log 79940aeee..37bcce2f5 --date=short --format='%ad %ae %s' | sed 's/@chromium\.org//'
2014-09-29 jam Make isolate_format.py handle integer variables.
2014-09-24 maruel Update HttpServeri.json_request() to accept all request() arguments.
2014-09-24 maruel Rename examples to have more specific names.

This is needed for https://codereview.chromium.org/605063004/.

R=maruel@chromium.org
BUG=414808
Committed: https://crrev.com/f2ff9f3ecdcd667eddc3f459c8950f4fd07d8617
Cr-Commit-Position: refs/heads/master@{#297232}

[jam, 2014-09-29 18:20:55]

jam@chromium.org changed reviewers:
+ maruel@chromium.org

[M-A Ruel, 2014-09-29 19:18:02]

lgtm, sorry I thought I had lgtm'ed it already.

[M-A Ruel, 2014-09-29 19:18:05]

The CQ bit was checked by maruel@chromium.org

[commit-bot: I haz the power, 2014-09-29 19:19:24]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/595183004/1

[commit-bot: I haz the power, 2014-09-29 19:31:11]

Committed patchset #1 (id:1) as 367321a4d5904937b36d773d589e8fa63255f5ba

[commit-bot: I haz the power, 2014-09-29 19:31:55]

Patchset 1 (id:??) landed as
https://crrev.com/f2ff9f3ecdcd667eddc3f459c8950f4fd07d8617
Cr-Commit-Position: refs/heads/master@{#297232}