Merge branch 'feature/StringUtils_hasPcreUnicodeSupport' of git://github.com/marc-mabe/zf2 into feature/3495
[#3495] Use StringUtils::hasPcreUnicodeSupport

- Updated Filter classes to use StringUtils::hasPcreUnicodeSupport
- AbstractFilter::hasPcreUnicodeSupport now proxies to
  StringUtils::hasPcreUnicodeSupport
  - docblock marks the method as deprecated
- Added zendframework/zend-stdlib to composer.json (should have been
  there regardless)
Merge branch 'feature/3495' into develop

Close #3495
Merge branch 'hotfix/missingUseStatements' of git://github.com/marc-mabe/zf2 into hotfix/3496
Merge branch 'hotfix/3496' into develop

Close #3496
Fixed copyright year for Oci8 Driver
Merge branch 'stream' of git://github.com/prolic/zf2 into hotfix/3498
[#3498] Minor logic changes

- Cache return of method call -- prevents multiple fetches
- use "null !==" instead of "!is_null" (internal consistency)
Merge branch 'hotfix/3498' into develop

Close #3498
removed "self" typehints in Zend\Config and Zend\Mvc
Merge branch 'hotfix/3499'

Close #3499
Fixes #2977
Merge branch 'hotfix/3499' into develop

Forward port #3499
Merge commit 'refs/pull/3484/head' of github.com:zendframework/zf2 into hotfix/array-to-string-conversion
Merge pull request #3484 branch 'hotfix/array-to-string-conversion'
Fix special key "view_helper_config"
Forward port #3484
Merge branch 'features/port-supermessenger' of git://github.com/blanchonvincent/zf2 into feature/3502

Conflicts:
	library/Zend/View/HelperPluginManager.php
Merge branch 'features/port-supermessenger' of git://github.com/blanchonvincent/zf2 into feature/3502
[#3502] Point flashmessenger to factory class, not implementing class
Merge branch 'feature/3502' into develop

Close #3502