Fix when capturing errors from the Loader result.

Sometimes the field and message elements are not present,
so cater for that with a null coolesce operator.
Also return other fields that may be present.

Fix class name typo

2.0.2

Fix class name typo.

Root namespace change for a model

Nasty hack! Noting to see here.

First PHP 7.x release

2.0.0

debug/dev note

Original release

PHP 5.3/5.4
OpenERP 7.x (I think)