Provides login related classes, including login intents, parameters, and responses.
||Represents a container to hold necessary parameters for performing LINE Login, including
permission scopes and the option to determine how to prompt the user to add a bot as a friend
during the login process.
||Represents a builder to construct LineAuthenticationParams objects.
||Represents the API that performs LINE Login.
||Represents a login result that is returned from the LINE Platform.