Update packages for JavaScript tests

This patch updates packages for JavaScript tests.
Also, adds '.idea' directory for PyCharm into .gitignore.

Change-Id: I83c3a5474a38b14aa0e6f73fd7ee91216717a4a4

.gitignore

@@ -8,6 +8,7 @@ npm-debug.log
 releasenotes/build
 zun_ui/test/.secret_key_store
 .coverage*
+.idea
 .jshintrc
 .project
 .pydevproject

package.json

@@ -6,19 +6,19 @@
   "repository": "none",
   "license": "Apache 2.0",
   "devDependencies": {
-    "eslint": "^1.10.3",
-    "eslint-config-openstack": "^1.2.4",
-    "eslint-plugin-angular": "1.0.1",
-    "jasmine-core": "2.4.1",
-    "karma": "1.1.2",
-    "karma-chrome-launcher": "1.0.1",
-    "karma-cli": "1.0.1",
-    "karma-coverage": "1.1.1",
-    "karma-jasmine": "1.0.2",
-    "karma-ng-html2js-preprocessor": "1.0.0",
-    "karma-phantomjs-launcher": "0.2.0",
-    "karma-threshold-reporter": "0.1.15",
-    "phantomjs": "1.9.17"
+    "eslint": "3.19.x",
+    "eslint-config-openstack": "^4.0.1",
+    "eslint-plugin-angular": "3.1.x",
+    "jasmine-core": "2.8.x",
+    "karma": "1.7.x",
+    "karma-chrome-launcher": "^2.2.0",
+    "karma-cli": "1.0.x",
+    "karma-coverage": "1.1.x",
+    "karma-jasmine": "1.1.x",
+    "karma-ng-html2js-preprocessor": "1.0.x",
+    "karma-phantomjs-launcher": "1.0.x",
+    "karma-threshold-reporter": "0.1.x",
+    "phantomjs-prebuilt": "2.1.x"
   },
   "scripts": {
     "postinstall": "if [ ! -d .tox ] || [ ! -d .tox/py27 ]; then tox -epy27 --notest; fi",

zun_ui/karma.conf.js

@@ -21,6 +21,9 @@ module.exports = function (config) {
   // This tox venv is setup in the post-install npm step
   var toxPath = '../.tox/py27/lib/python2.7/site-packages/';
 
+  process.env.PHANTOMJS_BIN = 'node_modules/phantomjs-prebuilt/bin/phantomjs';
+
+
   config.set({
     preprocessors: {
       // Used to collect templates for preprocessing.