Re-doing fix for ZF-9685 
Re-doing fix for ZF-9685 

- removed close() method
- fixed broken code to call $this->adapter->close() instead
- all other changes and unit tests from CS-21919 by dragonbe are kept


git-svn-id: abaeb2b3ba5a94ed391a9405ad7d63d0414021c9@21951 44c647ce-9c0f-0410-b52a-842ac1e357ba

sandsmedia/zf,sandsmedia/zf,grzana12/ZendFramework,grzana12/ZendFramework,grzana12/ZendFramework,grzana12/ZendFramework,sandsmedia/zf