Add from array impl for points.

src/geometry/point_construction.rs

@@ -125,3 +125,15 @@ componentwise_constructors_impl!(
     U5, x:0, y:1, z:2, w:3, a:4;
     U6, x:0, y:1, z:2, w:3, a:4, b:5;
 );
+
+macro_rules! from_array_impl(
+    ($($D: ty, $len: expr);*) => {$(
+      impl <N: Scalar> From <[N; $len]> for Point <N, $D> {
+          fn from (coords : [N; $len]) -> Self {
+              Point::from_coordinates(coords.into())
+          }
+      }
+    )*}
+);
+
+from_array_impl!(U1,1; U2,2; U3,3; U4,4; U5,5; U6,6);