Added Date and Hour Colum

Added-date-and-hour-colum.m

let
    Source = 
        Table.FromRecords( 
            { 
                [ moment = DateTime.LocalNow() ] 
            } 
        ),
    AddYearColumn = Table.AddColumn( Source, "year", each Date.Year( [moment] ), Int32.Type ),
    AddMontholumn = Table.AddColumn( AddYearColumn, "month", each Date.Month( [moment] ), Int32.Type ),
    AddDayColumn = Table.AddColumn( AddMontholumn, "day", each Date.Day( [moment] ), Int32.Type ),
    AddHourColumn = Table.AddColumn( AddDayColumn, "hour", each Time.Hour( [moment ] ), Int32.Type ),
    AddMinuteColumn = Table.AddColumn( AddHourColumn, "minute", each Number.IntegerDivide( Time.Minute( [moment ] ), 15 ) * 15, Int32.Type )
in
    AddMinuteColumn