Set up new proctoring service JS

also move mockprock (dev only proctoring service)'s JS to
devDependencies

package.json

@@ -5,7 +5,6 @@
     "@edx/cookie-policy-banner": "1.1.10",
     "@edx/edx-bootstrap": "1.0.3",
     "@edx/edx-proctoring": "^1.5.0-rc.1",
-    "@edx/mockprock": "^1.0.1",
     "@edx/paragon": "2.6.4",
     "@edx/studio-frontend": "1.16.12",
     "babel-core": "6.26.0",
@@ -26,6 +25,7 @@
     "datatables": "1.10.18",
     "datatables.net-fixedcolumns": "3.2.6",
     "edx-pattern-library": "0.18.1",
+    "edx-proctoring-proctortrack": "git+https://git@github.com/joshivj/edx-proctoring-proctortrack.git",
     "edx-ui-toolkit": "1.5.2",
     "exports-loader": "0.6.4",
     "extract-text-webpack-plugin": "2.1.2",
@@ -67,6 +67,7 @@
     "which-country": "1.0.0"
   },
   "devDependencies": {
+    "@edx/mockprock": "^1.0.1",
     "@edx/stylelint-config-edx": "1.1.0",
     "babel-jest": "23.0.1",
     "edx-custom-a11y-rules": "1.0.5",