diff --git a/.travis.yml b/.travis.yml
index ff9e48637b..6faf755c2b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,7 +8,7 @@ jdk:
   - oraclejdk8
 
 env:
-  - DOCKER_COMPOSE_VERSION=1.14.0 WHEREHOWS_DIR=wherehows-web
+  - DOCKER_COMPOSE_VERSION=1.14.0
 
 services:
   - docker
@@ -44,10 +44,9 @@ cache:
 
 script:
 - ./gradlew check assemble
-- ./gradlew jacocoFullReport coveralls
+- ./gradlew jacocoFullReport coveralls && ./gradlew wherehows-frontend:emberCoverage
 - (cd wherehows-docker && ./build.sh latest)
 - (cd wherehows-docker && docker-compose config)
-- (cd $WHEREHOWS_DIR && yarn install --non-interactive && node_modules/bower/bin/bower install && npm run-script coverage)
 
 after_script:
   - rm -rf $WHEREHOWS_DIR/coverage
diff --git a/wherehows-web/ember-cli-build.js b/wherehows-web/ember-cli-build.js
index 75004833ce..d4e9cf23b0 100644
--- a/wherehows-web/ember-cli-build.js
+++ b/wherehows-web/ember-cli-build.js
@@ -89,14 +89,12 @@ module.exports = function(defaults) {
   // along with the exports of each module as its value.
 
   app.import('bower_components/jquery-ui/themes/base/jquery-ui.css');
-  // app.import('bower_components/jquery.fancytree/dist/skin-win8/ui.fancytree.min.css');
   app.import('vendor/fancytree/src/skin-wherehows/ui.wherehows.css');
   app.import('bower_components/font-awesome/css/font-awesome.min.css');
   app.import('bower_components/json-human/css/json.human.css');
   app.import('bower_components/jquery-treegrid/css/jquery.treegrid.css');
   app.import('bower_components/toastr/toastr.min.css');
   app.import('bower_components/jquery-jsonview/dist/jquery.jsonview.css');
-  // app.import('bower_components/bootstrap/dist/css/bootstrap.min.css');
   app.import('bower_components/jsondiffpatch/public/formatters-styles/html.css');
   app.import('bower_components/jsondiffpatch/public/formatters-styles/annotated.css');
   app.import('bower_components/x-editable/dist/bootstrap3-editable/css/bootstrap-editable.css');
@@ -122,8 +120,6 @@ module.exports = function(defaults) {
   app.import('vendor/dagre-d3/js/tipsy.js');
   app.import('vendor/dagre-d3/js/jquery.contextMenu.js');
   app.import('vendor/d3pie-0.18/d3pie-customized.js');
-  // app.import('bower_components/jquery.fancytree/dist/jquery.fancytree.min.js');
-  // app.import('bower_components/jquery.fancytree/dist/src/jquery.fancytree.filter.js');
   app.import('bower_components/jquery.scrollTo/jquery.scrollTo.min.js');
   app.import('bower_components/jquery-treegrid/js/jquery.treegrid.js');
   app.import('bower_components/json-human/src/json.human.js');