Merge pull request #266 from benjiwheeler/only-one-node

fix: only run build and test with one version of node

Author: benjiwheeler

.travis.yml

@@ -5,7 +5,6 @@ cache:
     - node_modules
 node_js:
   - "10"
-  - "node"
 install:
   - npm install
   - npm update