Update dependencies to enable Greenkeeper 🌴 (#1706)

* docs(README.md): add twitter shield

[skip ci]

* chore(package): update dependencies

https://greenkeeper.io/

* chore(package.json): start of v5.12.0

[skip ci]

* chore(version.js): start of v5.12.0

README.md

@@ -6,6 +6,7 @@
 [![npm](https://img.shields.io/npm/v/fine-uploader.svg)](https://www.npmjs.com/package/fine-uploader)
 [![license](https://img.shields.io/badge/license-MIT-brightgreen.svg)](LICENSE)
 [![Stackoverflow](https://img.shields.io/badge/ask-on%20stack%20overflow-brightgreen.svg)](http://stackoverflow.com/questions/tagged/fine-uploader)
+[![Twitter URL](https://img.shields.io/twitter/url/https/twitter.com/fineuploader.svg?style=social&label=Follow%20%40FineUploader)](https://twitter.com/fineuploader)
 
 [**Documentation**](http://docs.fineuploader.com) |
 [**Examples**](http://fineuploader.com/demos) |

client/js/version.js

@@ -1,2 +1,2 @@
 /*global qq */
-qq.version = "5.11.10";
+qq.version = "5.12.0";

package.json

@@ -2,7 +2,7 @@
   "name": "fine-uploader",
   "title": "Fine Uploader",
   "main": "lib/traditional.js",
-  "version": "5.11.10",
+  "version": "5.12.0",
   "description": "Multiple file upload plugin with progress-bar, drag-and-drop, direct-to-S3 & Azure uploading, client-side image scaling, preview generation, form support, chunking, auto-resume, and tons of other features.",
   "keywords": [
     "amazon",
@@ -46,17 +46,17 @@
     "url": "https://github.com/FineUploader/fine-uploader/issues"
   },
   "devDependencies": {
-    "clean-css": "3.4.19",
+    "clean-css": "3.4.23",
     "jscs": "3.0.7",
-    "jshint": "2.9.2",
-    "karma": "1.1.2",
+    "jshint": "2.9.4",
+    "karma": "1.3.0",
     "karma-firefox-launcher": "1.0.0",
-    "karma-mocha": "1.1.1",
+    "karma-mocha": "1.3.0",
     "karma-spec-reporter": "0.0.26",
-    "mocha": "3.0.1",
-    "node-static": "0.7.8 ",
+    "mocha": "3.2.0",
+    "node-static": "0.7.9",
     "pica": "latest",
-    "uglify-js": "2.7.0"
+    "uglify-js": "2.7.5"
   },
   "scripts": {
     "build": "make clean; make build-all-ui",