Bring in rotatable crosshairs. (#2101)

* Bring in rotatable crosshairs.

* Pull in react-vtkjs-viewport 0.13.1 fix.

extensions/vtk/package.json

@@ -50,7 +50,7 @@
   "dependencies": {
     "@babel/runtime": "^7.5.5",
     "lodash.throttle": "^4.1.1",
-    "react-vtkjs-viewport": "^0.10.4"
+    "react-vtkjs-viewport": "^0.13.1"
   },
   "devDependencies": {
     "@ohif/core": "^2.10.7",