Added missing return
Merge branch 'hotfix/3611'

Close #3611
Zend\Db Oracle Fixes
* fixes for SelectDecorator method signatures
* fixes for Result iteration
* cs fixes
Merge branch 'hotfix/db-oracle-interfaces-and-cs' of git://github.com/ralphschindler/zf2 into hotfix/3616
Merge branch 'hotfix/3616'

Close #3616
Fixes #3612
Fixed SuppressFilter classname in PluginManager
Merge commit 'refs/pull/3620/head' of github.com:zendframework/zf2 into hotfix/classname
Merge pull request #3620 branch 'hotfix/classname'