test(german): Moment changed some german date formats

Also added Angular and Moment as peerDependencies and updated to latest versions of devDependencies

Author: dalelotts

.travis.yml

@@ -6,12 +6,13 @@ cache:
 notifications:
   email: false
 node_js:
-  - '7'
+  - '8'
 addons:
   firefox: 'latest'
 before_install:
   - export DISPLAY=:99.0
   - sh -e /etc/init.d/xvfb start
+  - sleep 3 # give xvfb some time to start
 before_script:
   - npm prune
 script: