/// <summary>
/// Retreives mentions of a user on the given connection
/// </summary>
/// <param name="u">The user for which to retreive the mentions</param>
/// <param name="conn">The connection on which the query is run</param>
/// <returns>Mentions (cached)</returns>
public static async Task <Mentions> GetMentionsAsync(this Connection conn, User u)
{
return(await Mentions.InstanciateMentionsAsync(u, conn));
}