Updated the library description in the README

PHLAK · PHLAK · commit 03832d5c87ab · 2017-09-01T17:09:48.000-07:00
diff --git a/README.md b/README.md
@@ -10,7 +10,7 @@ FirstFriday.php
 Introduction
 ------------
 
-Calculates the next and previous, first Friday of the month.
+Convinience library for calculating the first Friday of a month.
 
 Like this project? Keep me caffeinated by [making a donation](https://paypal.me/ChrisKankiewicz).
 
