Arne Jørgensen 65d677c385 Set discriminator property in constructor
When using inheritance let the constructor set the discriminator
property to the model name.

This avoids redundant and error prone stuff like:

```
  $animal = new \Swagger\Client\Model\Dog();
  $animal->setClassName('Dog');
```
2016-04-09 21:05:18 +02:00
..