remove support for v0.10, v1, v2, v3

JacksonTian · JacksonTian · commit 9f9b5ac3edb8 · 2016-08-12T17:20:12.000+08:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,13 +1,9 @@
 sudo: false
 language: node_js
 node_js:
-  - '5'
+  - '6'
   - '4'
-  - '3'
-  - '2'
-  - '1'
   - '0.12'
-  - '0.10'
 script:
   - "npm run ci"
 after_script:
