Fix prepared statement notices
Merge branch 'master' of https://github.com/zendframework/zf2
Add unit test for prepareStatementForSqlObject
Merge branch 'hotfix/4010'

Close #4010
Merge branch 'unit-test-preparestatement' of git://github.com/Mech7/zf2 into Mech7-unit-test-preparestatement
Zend\Db
- Fixup of #3988 for coding standards
Port #3988 to develop
Merge branch 'Mech7-unit-test-preparestatement' into develop