Test on Node v8-v14 on Travis

Author: jcoglan

.travis.yml

@@ -2,17 +2,14 @@ sudo: false
 language: node_js
 
 node_js:
-  - "0.8"
-  - "0.10"
-  - "0.12"
-  - "iojs-1"
-  - "iojs-2"
-  - "iojs-3"
   - "4"
   - "5"
   - "6"
   - "7"
   - "8"
-
-before_install:
-  - '[ "${TRAVIS_NODE_VERSION}" != "0.8" ] || npm install -g npm@~1.4.0'
+  - "9"
+  - "10"
+  - "11"
+  - "12"
+  - "13"
+  - "14"