Point.contains() method is always true

[KoheiKanagu]

Hello davidmoten

I think this contains() is always true.
So, I think there is need change to this.x and this.y.

    @Override
    public boolean contains(double x, double y) {
        return x == x && y == y;
    }

in here
https://github.com/davidmoten/rtree/blob/master/src/main/java/com/github/davidmoten/rtree/geometry/Point.java#L121

Thanks.

[davidmoten]

Thanks for the report! Fixing now.

[davidmoten]

0.8-RC10 released to Maven Central with the fix, thanks again.