Don't cache node-modules.

.gitlab-ci.yml

@@ -23,16 +23,16 @@ before_script:
 
 # This folder is cached between builds
 # http://docs.gitlab.com/ce/ci/yaml/README.html#cache
-cache:
-  paths:
-  - node_modules/
+#cache:
+#  paths:
+#  - node_modules/
 
 test:
   script:
     - npm install -g yarn
     - yarn
     - npm run unit
-   
+
 build:
   script:
     - npm install -g yarn