Fix "Strict Standards: Declaration of Shineisp_Translate_Adapter_Csv::_() should be compatible with that of Zend_Translate_Adapter::_()"
Fix "Notice: Undefined index: 2011 in /application/models/Orders.php on line 2078"
Fix "Warning: array_merge(): Argument #1 is not an array in /application/models/Orders.php on line 2078"
Merge pull request #12 from guestisp/master

Some fixes on Orders::monthlyIncome() and CSV Adapter