Updating webdriverio libraries (#2665)

Updates the WebdriverIO libraries used in the front-end integration tests so that officially-supported libraries are used where possible.

bin/web

@@ -111,10 +111,10 @@ function integration {
   fi
   if [ $1 = "cloud" ]; then
     cd $ROOT/web/app && \
-    ./node_modules/wdio/node_modules/.bin/wdio ./integration/wdio-sauce.conf.js
+    ./node_modules/.bin/wdio ./integration/wdio-sauce.conf.js
   else
     cd $ROOT/web/app && \
-    ./node_modules/wdio/node_modules/.bin/wdio ./integration/wdio.conf.js
+    ./node_modules/.bin/wdio ./integration/wdio.conf.js
   fi
 }
 

web/app/package.json

@@ -25,7 +25,10 @@
     "whatwg-fetch": "2.0.3"
   },
   "devDependencies": {
-    "@wdio/cli": "^5.7.6",
+    "@wdio/cli": "^5.7.10",
+    "@wdio/local-runner": "^5.7.9",
+    "@wdio/mocha-framework": "^5.7.8",
+    "@wdio/sync": "^5.7.9",
     "babel-core": "6.26.0",
     "babel-eslint": "8.0.3",
     "babel-jest": "23.6.0",
@@ -60,10 +63,8 @@
     "sinon-stub-promise": "4.0.0",
     "style-loader": "0.21.0",
     "url-loader": "1.0.1",
-    "wdio": "^3.0.3",
     "wdio-chromedriver-service": "^5.0.1",
-    "wdio-mocha-framework": "^0.6.4",
-    "webdriverio": "^5.7.6",
+    "webdriverio": "^5.7.9",
     "webpack": "4.20.2",
     "webpack-bundle-analyzer": "^3.0.3",
     "webpack-cli": "3.0.7",