Retrieve a User with API V4
Retrieve a User with API V4

Add:
- Email field
- Grant_type

Remove:
- [profile_image](https://github.com/SocialiteProviders/Providers/blob/b33270a1b9a935970f76771e0f46d7e4a00411f8/src/Bit.ly/Provider.php#L53)
SocialiteProviders/Providers