Fixed EZP-20852: Regression in unit test on postgres on eZContentObjectTreeNodeRegression::testIssue16737

Fixed EZP-18195: $result.object is not correctly created (part 3)
Merge pull request #632 from patrickallaert/EZP-18195

Fixed EZP-20852: Regression in unit test on postgres on eZContentObjectTreeNodeRegression::testIssue16737