chore: tweak build & tests

.travis.yml

@@ -1,8 +1,9 @@
+sudo: false
 language: node_js
 notifications:
   email: false
 before_script:
 - npm install
 node_js:
 - "0.10"
-- "0.11"
+- 4

Gruntfile.js

@@ -15,10 +15,10 @@ module.exports = function (grunt) {
       options: {
         banner: '/*! <%= pkg.name %> | v<%= pkg.version %> | (c) <%= grunt.template.today("yyyy") %> <%= pkg.author %> | <%= pkg.licenses[0].url %> */\n',
         compress: {
-          global_defs: {
+          'global_defs': {
             DEBUG: false
           },
-          dead_code: true
+          'dead_code': true
         },
         report: 'gzip'
       },

package.json

@@ -10,6 +10,8 @@
     "url": "git://github.com/jsbin/loop-protect.git"
   },
   "scripts": {
+    "version": "grunt dist && git add dist",
+    "postversion": "git push && git push --tags",
     "test": "node_modules/mocha/bin/_mocha -t 25000 --ui bdd --reporter list test/*.test.js"
   },
   "devDependencies": {