Bump to 0.5.2

Author: Philipp Alferov

bower.json

@@ -1,6 +1,6 @@
 {
   "name": "angular-file-saver",
-  "version": "0.5.1",
+  "version": "0.5.2",
   "main": [
     "dist/angular-file-saver.js"
   ],

package.json

@@ -1,6 +1,6 @@
 {
   "name": "angular-file-saver",
-  "version": "0.5.1",
+  "version": "0.5.2",
   "description": "An AngularJS service that implements the HTML5 W3C saveAs() in browsers that do not natively support it",
   "repository": {
     "type": "git",
@@ -61,7 +61,7 @@
     "watchify": "^3.3.1"
   },
   "engines": {
-    "node" : ">=0.12"
+    "node": ">=0.12"
   },
   "scripts": {
     "precommit": "gulp build",