version route reports if the app is an iphone app emulated on an ipad

### motivation

sometimes it is important to know that you are dealing with an iPhone app that is emulated on an iPad.  

```
iphone_app_emulated_on_ipad => true | false
```


```
> server_version
{
                        "outcome" => "SUCCESS",
                         "app_id" => "com.lesspainful.example.LPSimpleExample-cal",
               "simulator_device" => "iPad",
                        "version" => "0.9.163.pre7",
                     "git branch" => "0.9.x-detect-iphone-emulation-on-ipad",
                       "app_name" => "LPSimpleExample-cal",
    "iphone_app_emulated_on_ipad" => true,
                          "4inch" => false,
                   "git revision" => "12519e1",
                    "app_version" => "1.0",
                    "iOS_version" => "6.1",
                         "system" => "x86_64",
                      "simulator" => "iPhone Simulator 463.9.4.2, iPhone OS 6.1 (iPad Retina/10B141)"
}
```