don't test on iojs

Author: dead-horse

.travis.yml

@@ -1,10 +1,8 @@
 language: node_js
 node_js:
   - "0.12"
-  - "1"
-  - "2"
-  - "3"
   - "4"
+  - "5"
 sudo: false
 script: "make test-travis"
 after_script: "npm install coveralls@2 && cat ./coverage/lcov.info | coveralls"

package.json

@@ -55,8 +55,7 @@
     "urllib": "^2.5.0"
   },
   "engines": {
-    "node": ">= 0.12.0",
-    "iojs": ">= 1.0.0"
+    "node": ">= 0.12.0"
   },
   "files": [
     "lib"