Update npm dependencies to match origin-web-console repo

.travis.yml

 language: node_js
 node_js:
-  - "4"
+  - "6"
 cache:
   directories:
   - node_modules

Gruntfile.js

@@ -117,11 +117,10 @@ module.exports = function (grunt) {
       uglify: {
         options: {
           compress: {},
-          mangle: false,
+          mangle: {},
           beautify: {
             beautify: true,
             indent_level: 0,
-            space_colon: false, // Don't waste characters
             width: 1000
           }
         },

package.json

@@ -23,20 +23,21 @@
     "grunt-contrib-cssmin": "0.9.0",
     "grunt-contrib-jshint": "0.7.0",
     "grunt-contrib-less": "1.3.0",
-    "grunt-contrib-uglify": "0.2.5",
+    "grunt-contrib-uglify": "3.0.1",
     "grunt-contrib-watch": "0.5.3",
     "grunt-eslint": "~17.1.0",
     "grunt-karma": "0.8.3",
     "grunt-ng-annotate": "^1.0.1",
     "grunt-remove": "^0.1.0",
-    "karma": "0.12.23",
+    "jasmine-core": "^2.8.0",
+    "karma": "^1.7.1",
     "karma-chrome-launcher": "^2.2.0",
     "karma-coverage": "^1.1.1",
     "karma-firefox-launcher": "^1.0.1",
-    "karma-jasmine": "0.2.2",
-    "karma-junit-reporter": "0.2.2",
-    "karma-ng-html2js-preprocessor": "~0.1",
-    "karma-phantomjs-launcher": "^1.0.0",
+    "karma-jasmine": "^1.1.0",
+    "karma-junit-reporter": "^1.2.0",
+    "karma-ng-html2js-preprocessor": "^1.0.0",
+    "karma-phantomjs-launcher": "^1.0.4",
     "matchdep": "0.3.0",
     "nsp": "^2.6.1"
   },