fix(tests): fix units tests throughout app

Author: josephperrott

.travis.yml

@@ -28,6 +28,7 @@ matrix:
 
 install:
   - npm install
+  - npm run build-themes
 
 before_script:
   - mkdir -p $LOGS_DIR

angular-cli.json

@@ -16,7 +16,7 @@
       "test": "test.ts",
       "tsconfig": "tsconfig.json",
       "prefix": "app",
-      "serviceWorker": true,
+      "serviceWorker": false,
       "styles": [
         "main.scss",
         "highlightjs/material-light.css",