Fix: Indentation of method arguments
Fix: More indentation
Add fail test case
Fix collection with element validation
Add error message assertion
Add assertion with fieldset inside collection
Merge branch 'Ocramius-hotfix/session-validation-listeners-null-return-values'

Close #6147
Zend\Db\Sql
- Fixed AbstractSql's processSubSelect to use decorators when calling getSqlString()
Merge branch 'ralphschindler-hotfix/5794'
Merge branch 'ralphschindler-hotfix/5794' into develop
Merge pull request #6141 from localheinz/bugfix/indentation

Fix: Indentation of method arguments
Merge branch 'hotfix/6141'

Close #6141
Merge branch 'hotfix/6141' into develop

Forward port #6141
Merge pull request #6146 from blanchonvincent/hotfix/collection-with-element-validation

Collection validation with element as target element
Merge branch 'hotfix/6146'

Close #6146
Fixes #6115
Merge branch 'hotfix/6146' into develop

Forward port #6146
Support shorthand Priority filter in Log\AbstractWriter

Update the AbstractWriter constructor to accept an int filter as supported by addFilter.
Consolidate AbstractTest PriortyFilter tests
Merge branch 'hotfix/6144'

Close #6144
Merge branch 'hotfix/6144' into develop

Forward port #6144