Merge pull request #42 from strongloop/drop-support-for-legacy-node-versions

[SEMVER-MAJOR] Drop support for Node v0.10/v0.12

.travis.yml

@@ -1,7 +1,6 @@
 sudo: false
 language: node_js
 node_js:
-  - "0.10"
-  - "0.12"
   - "4"
   - "6"
+  - "7"

package.json

@@ -3,6 +3,9 @@
   "description": "Error handler for use in development and production environments.",
   "license": "MIT",
   "version": "1.2.1",
+  "engines": {
+    "node": ">=4"
+  },
   "repository": {
     "type": "git",
     "url": "https://github.com/strongloop/strong-error-handler.git"