Update README.md

README.md

@@ -3,13 +3,19 @@
 [![Build Status](https://travis-ci.org/aswinkarthik93/csvdiff.svg?branch=master)](https://travis-ci.org/aswinkarthik93/csvdiff)
 [![Go Doc](https://godoc.org/github.com/aswinkarthik93/csvdiff?status.svg)](https://godoc.org/github.com/aswinkarthik93/csvdiff)
 [![Go Report Card](https://goreportcard.com/badge/github.com/aswinkarthik93/csvdiff)](https://goreportcard.com/report/github.com/aswinkarthik93/csvdiff)
+[![Downloads](https://img.shields.io/github/downloads/aswinkarthik93/csvdiff/latest/total.svg)](https://github.com/aswinkarthik93/csvdiff/releases)
 [![Latest release](https://img.shields.io/github/release/aswinkarthik93/csvdiff.svg)](https://github.com/aswinkarthik93/csvdiff/releases)
 
-A Blazingly fast diff tool for database tables dumped as csv files.
+A Blazingly fast diff tool for comparing csv files.
 
 ## What is csvdiff?
 
-Csvdiff is a difftool to compute changes between two csv files. It is not a traditional diff tool. It is most suitable for comparing csv files dumped from database tables.
+Csvdiff is a difftool to compute changes between two csv files.
+
+* It is not a traditional diff tool. It is most suitable for comparing csv files dumped from database tables.
+* Supports specifying group of columns as primary-key.
+* Supports selective comparison of fields in a row.
+* Process a million records csv in under 2 seconds
 
 ## Demo
 
@@ -95,7 +101,6 @@ $ go test -v ./...
 ## Credits
 
 - Uses 64 bit [xxHash](https://cyan4973.github.io/xxHash/) algorithm, an extremely fast non-cryptographic hash algorithm, for creating the hash. Implementations from [cespare](https://github.com/cespare/xxhash)
+- Used [Majestic million](https://blog.majestic.com/development/majestic-million-csv-daily/) data for demo.
 
-## [Benchmarks](/benchmark)
-
-- It can compare 10 Million CSV records in under 2 minutes.
+_Benchmark tests can be found [here](/benchmark)._