Merge pull request #587 from pelias/update_travis

Update travis

.travis.yml

@@ -1,23 +1,30 @@
 sudo: false
 language: node_js
+cache:
+  directories:
+    - node_modules
+notifications:
+  email: false
 node_js:
-  - 0.10
   - 0.12
-  - 4.4
-  - 5.8
+  - 4
+  - 5
+  - 6
 matrix:
+    fast_finish: true
     allow_failures:
-        - node_js: 4.4
-        - node_js: 5.8
+        - node_js: 6
 env:
   global:
     - CXX=g++-4.8
-  matrix:
-    - TEST_SUITE=unit
-script: "npm run $TEST_SUITE"
+script: "npm run travis"
 addons:
   apt:
     sources:
       - ubuntu-toolchain-r-test
     packages:
       - g++-4.8
+before_install:
+  - npm i -g npm@^2.0.0
+before_script:
+  - npm prune

package.json

@@ -7,14 +7,15 @@
   "license": "MIT",
   "main": "index.js",
   "scripts": {
-    "start": "node index.js",
-    "test": "npm run unit",
-    "unit": "./bin/units",
+    "audit": "npm shrinkwrap; node node_modules/nsp/bin/nspCLI.js audit-shrinkwrap; rm npm-shrinkwrap.json;",
     "ciao": "node node_modules/ciao/bin/ciao -c test/ciao.json test/ciao",
     "coverage": "node_modules/.bin/istanbul cover test/unit/run.js",
-    "audit": "npm shrinkwrap; node node_modules/nsp/bin/nspCLI.js audit-shrinkwrap; rm npm-shrinkwrap.json;",
     "docs": "./bin/generate-docs",
     "lint": "jshint .",
+    "start": "node index.js",
+    "test": "npm run unit",
+    "travis": "npm test",
+    "unit": "./bin/units",
     "validate": "npm ls"
   },
   "repository": {