address phx issue 250 - hover should return latest point when two points have identical position

Author: archmoj

package-lock.json

@@ -80,7 +80,7 @@
     "gl-mat4": "^1.2.0",
     "gl-mesh3d": "^2.1.1",
     "gl-plot2d": "^1.4.2",
-    "gl-plot3d": "^2.2.1",
+    "gl-plot3d": "git://github.com/gl-vis/gl-plot3d.git#a574eb87198f9d46367e603b74d2a5e21be6ef4d",
     "gl-pointcloud2d": "^1.0.2",
     "gl-scatter3d": "^1.2.2",
     "gl-select-box": "^1.0.3",