Need to remove message about dump from Astute log

[Anastasia Palkina]

Message about dump is huge, and it takes a lot of place in Astute log.

Need to remove message from log.

VERSION:
  feature_groups:
    - mirantis
  production: "docker"
  release: "8.0"
  api: "1.0"
  build_number: "435"
  build_id: "435"
  fuel-nailgun_sha: "1c0f713999acbac09c6b36600f794bf57fd8c619"
  python-fuelclient_sha: "4f234669cfe88a9406f4e438b1e1f74f1ef484a5"
  fuel-agent_sha: "0c1b17537a35d1b56f382fcc48197d0ee0c02d90"
  fuel-nailgun-agent_sha: "92ebd5ade6fab60897761bfa084aefc320bff246"
  astute_sha: "b81577a5b7857c4be8748492bae1dec2fa89b446"
  fuel-library_sha: "81719690e46a26d7873f606d6a97fe65003c96ed"
  fuel-ostf_sha: "4ade03edf9620c3c399dcce60f1a3972f1fc0da8"
  fuel-mirror_sha: "b62f3cce5321fd570c6589bc2684eab994c3f3f2"
  fuelmenu_sha: "85de57080a18fda18e5325f06eaf654b1b931592"
  shotgun_sha: "63645dea384a37dde5c01d4f8905566978e5d906"
  network-checker_sha: "9f0ba4577915ce1e77f5dc9c639a5ef66ca45896"
  fuel-upgrade_sha: "616a7490ec7199f69759e97e42f9b97dfc87e85b"
  fuelmain_sha: "cecae4163e6aa4d393d062380cd19cf8ad1b05ac"

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/268287

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/268287
Committed: https://git.openstack.org/cgit/openstack/fuel-astute/commit/?id=d6eb6f705154a18dcf99de5ea750431a5ef90c29
Submitter: Jenkins
Branch: master

commit d6eb6f705154a18dcf99de5ea750431a5ef90c29
Author: Vladimir Sharshov (warpc) <email address hidden>
Date: Fri Jan 15 21:42:58 2016 +0300

    Do not show duplicate or useless dump logs

    Another changes:

    - fix unexpected behavior: Astute has sent huge message instead
      of string with dump file path;
    - add ability to not log mcollective result;
    - remove logging duplication of incoming Astute tasks.

    Change-Id: Idccf9bd3e57b4c160f077df779f386f656830d38
    Closes-Bug: #1534206