Merge pull request #4498 from localheinz/hotfix/method-level-comments

Update the method level comment to reflect change in signature
Merge branch 'hotfix/4498'

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Merge branch 'hotfix/4452'

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Merge pull request #4499 from localheinz/hotfix/filter-plugin-manager-unaware-of-datetime-formatter

Add service definition for DateTimeFormatter (related to #3632)
Merge branch 'master' of github.com:zendframework/zf2
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Merge branch 'develop' of github.com:zendframework/zf2 into develop
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Merge pull request #4509 from davidwindell/hotfix-datetimeformatter-4506

[DateTimeFormatter] Format DateTime values correctly
Merge branch 'hotfix/xdebug-2.2-tests' of git://github.com/weierophinney/zf2 into hotfix/4458
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Merge branch 'hotfix/4458'

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Merge pull request #4510 from localheinz/feature/number-filter

Introduce Zend\I18n\Filter\NumberParse based on Zend\I18n\Filter\NumberFormat
Merge branch 'feature/4510' into develop

Close #4510
Fixes #4493
[#4510] CS fixes

- Move closing paren/opening brace to next line
  - constructor (multi-line definition)
  - if statement (multi-line conditional)
Merge pull request #4512 from marc-mabe/feature/blackhole-cache-storage

blackhole cache storage adapter