Support node 10, 12,13,14 instaad of 8. Automate npm pub

Author: postatum

.travis.yml

@@ -3,8 +3,9 @@ sudo: false
 language: node_js
 
 node_js:
-  - "8"
-  - "lts/*"
+  - "10"
+  - "12"
+  - "13"
   - "node"
 
 cache:
@@ -13,3 +14,12 @@ cache:
     - $HOME/.npm
 
 after_script: "npm install coveralls@2 && cat ./coverage/lcov.info | coveralls"
+
+deploy:
+  provider: npm
+  email: "$NPM_EMAIL"
+  api_key: "$NPM_TOKEN"
+  skip_cleanup: true
+  on:
+    tags: true
+    node: "node"