Function getBundleById

getBundleById(bundleId): JTranslationBundle
JMap.Language.getBundleById

Returns the translation bundle identified by the id
Parameters
- bundleId: string
  the id of the bundle to retrieve
Returns JTranslationBundle
Throws
if bundle id is not correct or if bundle not found

Example
```
JMap.Language.getBundleById("my-custom-bundle")
// {id: "my-custom-bundle", defaultLocale: "fr",   ...}
```