updated description

Author: deiu

README.md

@@ -2,8 +2,9 @@
 
 [![Build Status](https://travis-ci.org/AkashaProject/easy-web-crypto.svg?branch=master)](https://travis-ci.org/AkashaProject/easy-web-crypto)
 
-This is a wrapper around the Webcrypto API available in modern browsers. It enables faster
-development of applications that require storing encrypted data.
+This is a wrapper around the Webcrypto API available in modern browsers. It enables fast
+development of applications that require storing as well as signing and verifying data.
+It comes with no external dependencies.
 
 # Usage