* feat: 🎸 Progressive volume loading for vtk viewport (#1055)

* feat: 🎸 Progressive volume loading for vtk viewport

Adds progressive volume loading for vtkjs viewport whilst the frames are
streamed from PACs and rebuilt in the volume.

Closes: closes #1051

* Update to react-vtkjs-viewport 0.3.0

platform/viewer/package.json

@@ -82,7 +82,7 @@
     "redux-oidc": "3.1.x",
     "redux-thunk": "^2.3.0",
     "reselect": "^4.0.0",
-    "vtk.js": "^11.0.1"
+    "vtk.js": "^11.6.0"
   },
   "devDependencies": {
     "cypress": "^3.3.1",