test improved projection precision

Author: monfera

package.json

@@ -59,18 +59,18 @@
     "es6-promise": "^3.0.2",
     "fast-isnumeric": "^1.1.1",
     "gl-contour2d": "^1.1.2",
-    "gl-error2d": "^1.2.0",
+    "gl-error2d": "monfera/gl-error2d#increase-projection-accuracy",
     "gl-error3d": "^1.0.0",
     "gl-heatmap2d": "^1.0.2",
-    "gl-line2d": "^1.4.0",
+    "gl-line2d": "monfera/gl-line2d#improve-projection-precision",
     "gl-line3d": "^1.1.0",
     "gl-mat4": "^1.1.2",
     "gl-mesh3d": "^1.2.0",
     "gl-plot2d": "^1.2.0",
     "gl-plot3d": "^1.5.1",
     "gl-pointcloud2d": "^1.0.0",
-    "gl-scatter2d": "^1.2.0",
-    "gl-scatter2d-fancy": "^1.2.0",
+    "gl-scatter2d": "monfera/gl-scatter2d#improve-projection-precision",
+    "gl-scatter2d-fancy": "monfera/gl-scatter2d-fancy#fix-high-precision-projection",
     "gl-scatter3d": "^1.0.4",
     "gl-select-box": "^1.0.1",
     "gl-shader": "4.2.0",