arrow -- A marker to add to paths

i1 : Polyline{PointList=>{[0,0],[50,50],[0,100],[50,150]},"stroke"=>"yellow","stroke-width"=>5,"marker-end"=>arrow(10,"fill"=>"orange"),Margin=>0.3}

o1 = Polyline{cache => CacheTable{}                                                                                                     }
              Margin => .3
              PointList => {GraphicsCoordinate | 0 |, GraphicsCoordinate | 50 |, GraphicsCoordinate |  0  |, GraphicsCoordinate |  50 |}
                                               | 0 |                     | 50 |                     | 100 |                     | 150 |
                                               | 0 |                     |  0 |                     |  0  |                     |  0  |
                                               | 1 |                     |  1 |                     |  1  |                     |  1  |
              style => MutableHashTable{...3...}

o1 : Polyline