feat(service): add `$translate.resolveClientLocale()` (also at provider)
feat(service): add `$translate.resolveClientLocale()` (also at provider)

This is the expose of the internally used `getLocale()`.

```
$translate.resolveClientLocale()
$translateProvider.resolveClientLocale()
```

jaredcacurak/angular-translate,DWand/angular-translate,DWand/angular-translate,angular-translate/angular-translate,jaredcacurak/angular-translate,2947721120/angular-translate,2947721120/angular-translate,jaredcacurak/angular-translate,DWand/angular-translate,2947721120/angular-translate,angular-translate/angular-translate