README.md in finance_math-0.0.1 vs README.md in finance_math-0.2

@@ -1,7 +1,8 @@
 ![Gem Version](https://img.shields.io/badge/finance_math-0.2-blue.svg)
-![Build Status](https://img.shields.io/badge/build-passing-green.svg)
+[![Build Status](https://semaphoreapp.com/api/v1/projects/869d7630-55d3-46e5-9dc2-03d0d1cfecfe/363108/shields_badge.svg)](https://semaphoreapp.com/kolosek/finance_math)
+[![Code Climate](https://codeclimate.com/github/kolosek/finance_math/badges/gpa.svg)](https://codeclimate.com/github/kolosek/finance_math)
 
 
 ## What is FinanceMath?
 
 FinanceMath is a Ruby library for mapping Exel functions. Due to lack such libraries to handle every day need, this library is created.
@@ -39,10 +40,21 @@
 
 loan = Loan.new(10.5, 12, 15000)
 loan.pmt
 ```
 
+## APR
+
+Calculates the Annual Percentage Rate.
+
+```ruby
+
+loan = Loan.new(10.5, 12, 15000)
+
+loan.apr
+```
+
 ## Contributing
 
 1. Fork it ( https://github.com/kolosek/finance_math/fork )
 2. Create your feature branch (`git checkout -b my-new-feature`)
 3. Commit your changes (`git commit -am 'Add some feature'`)
@@ -58,5 +70,7 @@
 MIT License. See LICENSE for details.
 
 ## Copyright
 
 Copyright (c) 2014-2015 Nebojsa Zoric, and Kolosek, Inc. (http://kolosek.com)
+
+For any Ruby on Rails related work, please contact directly via form on http://kolosek.com