Trying to fix Travis 3

Author: Lionel Bijaoui

.travis.yml

@@ -1,19 +1,28 @@
 language: node_js
 cache:
-  directories:
-  - node_modules
+	yarn: true
+    directories:
+        - node_modules
+
 node_js:
-    - "9"
+    - "10"
     - "8"
     - "6"
-after_success:
-  - npm run coverall
+
+install:
+	- npm install
+
+script:
+	- npm run test
 
 deploy:
-  provider: npm
-  email: $NPM_EMAIL
-  api_key: $NPM_API_KEY
-  skip_cleanup: true
-  on: 
-    tags: true          
-    node: "8"
+    provider: npm
+    email: $NPM_EMAIL
+    api_key: $NPM_API_KEY
+    skip_cleanup: true
+    on:
+        tags: true
+        node: "8"
+
+after_success:
+    - npm run coverall