README.md in sec_id-2.0.0 vs README.md in sec_id-2.0.1

- old
+ new
@@ -1,11 +1,12 @@
 # SecId
 [![Gem Version](https://badge.fury.io/rb/sec_id.svg)](https://badge.fury.io/rb/sec_id)
 [![Build Status](https://travis-ci.org/svyatov/sec_id.svg?branch=master)](https://travis-ci.org/svyatov/sec_id)
+[![Depfu](https://badges.depfu.com/badges/ccb54ed1642be2d4d102b83d7d6a604c/overview.svg)](https://depfu.com/github/svyatov/sec_id?project_id=6878)
 [![Maintainability](https://api.codeclimate.com/v1/badges/a4759963a5ddc4d55b24/maintainability)](https://codeclimate.com/github/svyatov/sec_id/maintainability)
 [![Test Coverage](https://api.codeclimate.com/v1/badges/a4759963a5ddc4d55b24/test_coverage)](https://codeclimate.com/github/svyatov/sec_id/test_coverage)
 
-Validate security identification numbers with ease!
+Validate securities identification numbers with ease!
 
 Check-digit calculation is also available.
 
 Currently supported standards:
 [ISIN](https://en.wikipedia.org/wiki/International_Securities_Identification_Number),