README.md in material_icons-2.2.0 vs README.md in material_icons-2.2.1

@@ -1,16 +1,16 @@
-[![Gem Version](https://badge.fury.io/rb/material_icons.svg)](http://badge.fury.io/rb/material_icons) [![Build Status](https://travis-ci.org/Angelmmiguel/material_icons.svg?branch=master)](https://travis-ci.org/Angelmmiguel/material_icons) [![Code Climate](https://codeclimate.com/github/Angelmmiguel/material_icons/badges/gpa.svg)](https://codeclimate.com/github/Angelmmiguel/material_icons) [![Coverage Status](https://coveralls.io/repos/Angelmmiguel/material_icons/badge.svg?branch=master&service=github)](https://coveralls.io/github/Angelmmiguel/material_icons?branch=master)
+[![Gem Version](https://badge.fury.io/rb/material_icons.svg)](http://badge.fury.io/rb/material_icons) [![Build Status](https://travis-ci.org/Angelmmiguel/material_icons.svg?branch=master)](https://travis-ci.org/Angelmmiguel/material_icons) [![Code Climate](https://codeclimate.com/github/Angelmmiguel/material_icons/badges/gpa.svg)](https://codeclimate.com/github/Angelmmiguel/material_icons) [![Codacy Badge](https://api.codacy.com/project/badge/grade/5eb6d2d5a9d24ab98a1aed5835510e4f)](https://www.codacy.com/app/angelmm/material_icons) [![Coverage Status](https://coveralls.io/repos/Angelmmiguel/material_icons/badge.svg?branch=master&service=github)](https://coveralls.io/github/Angelmmiguel/material_icons?branch=master)
 
 ![Material Icons for Rails](https://raw.githubusercontent.com/Angelmmiguel/material_icons/master/material.png)
 
 # Material Icons for Rails
 
 [Google Material Icons](https://google.github.io/material-design-icons/) is a +900 set of icons based on Material Design guidelines. With this gem you can add it easily to your Rails projects.
 
-## Google Material Icons v2.2
+## Google Material Icons v2.2.2
 
-Google updates Material Icons to version 2.2. It's include 41 new icons!
+Google updates Material Icons to [v2.2.2](https://github.com/google/material-design-icons/releases/tag/2.2.2). It's include 41 new icons!
 
 # Installation
 
 To install the gem, add this line to your `Gemfile`:
 
@@ -185,13 +185,13 @@
 
 Tested with [Travis CI](https://travis-ci.org/Angelmmiguel/material_icons).
 
 Ruby versions:
 
+* 2.3.1
 * 2.2.2
 * 2.1.2
-* 1.9.3
 
 Rails versions:
 
 * 3.2
 * 4.0
@@ -200,11 +200,13 @@
 * master
 
 # They are using Material icons for Rails :)
 
 * [Materialup.com](http://www.materialup.com): a big community to share, discover and learn about Material Design.
+* [Easy Bills](https://www.easybills.io): a free tool to manage your finances.
+* [Notebook.ai](https://www.notebook.ai/): your digital notebook is here. Notebook.ai grows with your ideas and collaborates back with you.
 
 # License
 
-Google Material Icons are under [Creative Common Attribution 4.0 International License (CC-BY 4.0)](http://creativecommons.org/licenses/by/4.0/). But attribution [is not required](https://github.com/google/material-design-icons#license).
+Google Material Icons are under [Apache License v2.0](http://www.apache.org/licenses/LICENSE-2.0). _We'd love attribution in your app's about screen, but [it's not required](https://github.com/google/material-design-icons#license)_.
 
 Material Icons gem is released under the MIT license. Copyright [@Laux_es ;)](https://twitter.com/Laux_es)