public static async Task<TwitterResponseCollection<Tweet>> GetListTimeline(this ITwitterSession session, long listId, string slug, long ownerId = 0, string ownerScreenName = "", long sinceId = 0, int count = 20, long maxId = 0, bool includeRetweets = true)
{
var parameters = new TwitterParametersCollection
{
{"include_rts", includeRetweets.ToString()},
};
parameters.Create(list_id:listId, slug:slug, owner_id:ownerId, owner_screen_name:ownerScreenName, since_id:sinceId, max_id:maxId);
return await session.GetAsync(TwitterApi.Resolve("/1.1/lists/statuses.json"), parameters)
.ContinueWith(c => c.MapToMany<Tweet>());
}