Update CI configs

.travis.yml

@@ -1,12 +1,14 @@
+# http://docs.travis-ci.com/user/languages/javascript-with-nodejs/
+
 language: node_js
 env: TRAVIS_CI=true
-# whitelist
+
 branches:
-  only:
-    - master
-    - dev
+#  except:
+#    - gh-pages
+
 node_js:
-  - "4"
-  - "iojs"
+  - "stable"
+
 script:
   - istanbul cover ./node_modules/mocha/bin/_mocha --report lcovonly -- -R spec && cat ./coverage/lcov.info | ./node_modules/coveralls/bin/coveralls.js && rm -rf ./coverage

appveyor.yml

@@ -8,12 +8,16 @@ version: "{build}"
 build: off
 deploy: off
 
+branches:
+#  except:
+#    - gh-pages
+
 install:
   - ps: Install-Product node $env:nodejs_version
   - npm install
 
 test_script:
   - node --version
-  - npm --version
+  - npm --version 
   - ps: "npm test # PowerShell"
   - cmd: "npm test"

package.json

@@ -59,8 +59,7 @@
 		"istanbul": "*"
 	},
 	"engines": {
-		"node": ">= 4.1.1",
-		"iojs": ">= 3.0.0",
-		"npm": ">= 2.14.4"
+		"node": ">= 5.0.0",
+		"npm": ">= 3.3.12"
 	}
 }