chore(release): publish [skip ci]

- @ohif/extension-vtk@1.3.9
 - @ohif/core@2.6.8
 - @ohif/ui@1.4.2
 - @ohif/viewer@3.8.17

platform/viewer/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@ohif/viewer",
-  "version": "3.8.16",
+  "version": "3.8.17",
   "description": "OHIF Viewer",
   "author": "OHIF Contributors",
   "license": "MIT",
@@ -48,16 +48,16 @@
   },
   "dependencies": {
     "@babel/runtime": "^7.5.5",
-    "@ohif/core": "^2.6.7",
+    "@ohif/core": "^2.6.8",
     "@ohif/extension-cornerstone": "^2.5.1",
     "@ohif/extension-dicom-html": "^1.1.2",
     "@ohif/extension-dicom-microscopy": "^0.50.9",
     "@ohif/extension-dicom-pdf": "^1.0.3",
     "@ohif/extension-dicom-segmentation": "^0.1.1",
     "@ohif/extension-lesion-tracker": "^0.2.0",
-    "@ohif/extension-vtk": "^1.3.8",
+    "@ohif/extension-vtk": "^1.3.9",
     "@ohif/i18n": "^0.52.7",
-    "@ohif/ui": "^1.4.1",
+    "@ohif/ui": "^1.4.2",
     "@tanem/react-nprogress": "^1.1.25",
     "classnames": "^2.2.6",
     "core-js": "^3.2.1",