improve translations of logging messages

[Christian Berendt]

  * non debug messages should be translated
  * there should be checks in hacking

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/94356
Committed: https://git.openstack.org/cgit/openstack/heat/commit/?id=ecd8d3999d7cc5680459433b34d6011a3f3ba0d2
Submitter: Jenkins
Branch: master

commit ecd8d3999d7cc5680459433b34d6011a3f3ba0d2
Author: Sergey Kraynev <email address hidden>
Date: Tue May 20 08:43:24 2014 -0400

    Replacing variable logger on LOG

    Commit https://review.openstack.org/#/c/94255/1 introduces check for
    translating log messages. This check uses in pattern name 'LOG', so in
    heat code also should be used this name intead of 'logger'. Also same
    name is used in other projects.

    Change-Id: Iba24c7eb1c13e68a91d090d7bcdbcb40d6e16071
    Partial-Bug: #1321283

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/94217
Committed: https://git.openstack.org/cgit/openstack/heat/commit/?id=105a8064930be75c8ab6ad3a8ef6f86d2eb9e1ba
Submitter: Jenkins
Branch: master

commit 105a8064930be75c8ab6ad3a8ef6f86d2eb9e1ba
Author: Christian Berendt <email address hidden>
Date: Mon May 19 18:10:55 2014 +0200

    all non debug log messages should be translated

    Updated a set of files to add missing translation support in the
    log messages.

    Change-Id: I58d561c5e1ecff550483ee0be696999e927c98ad
    Partial-Bug: #1321283

[Andreas Jaeger (jaegerandi)]

See https://wiki.openstack.org/wiki/LoggingStandards#Guidelines for the way how to do this - patch 94217 does it the wrong way.