Old versions of nodeJS should no longer be tested

Author: junderw

.travis.yml

@@ -2,22 +2,18 @@ sudo: false
 os: linux
 language: node_js
 node_js:
-  - "0.10"
-  - "0.11"
-  - "0.12"
-  - "4"
-  - "5"
-  - "6"
-  - "7"
+  - "8"
+  - "9"
+  - "lts/*"
 env:
   matrix:
     - TEST_SUITE=unit
 matrix:
   include:
     - os: linux
-      node_js: "6"
+      node_js: "lts/*"
       env: TEST_SUITE=coverage
     - os: linux
-      node_js: "6"
+      node_js: "lts/*"
       env: TEST_SUITE=standard
 script: npm run $TEST_SUITE