ci: test Node.js 6, 8, 10 and stable

diff --git a/.travis.yml b/.travis.yml
index 91cff57da1acb7d213ef8c8efdbae609e7bd626d..f054c03606ab5d1f3417344e95078a831b88d55a 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,9 +2,11 @@ language: node_js
 
 matrix:
   include:
-  - node_js: "lts/boron"
+  - node_js: "6"
     env: ZF_TRAVIS_COMMAND=test
-  - node_js: "lts/carbon"
+  - node_js: "8"
+    env: ZF_TRAVIS_COMMAND=test
+  - node_js: "10"
     env: ZF_TRAVIS_COMMAND=test
   - node_js: "stable"
     env: ZF_TRAVIS_COMMAND=test