v2.3

Forgotten to update the version number.

Author: vhbelvadi

README.md

@@ -9,7 +9,7 @@
 
 **Webpage:** [http://vhbelvadi.com/latex-lecture-notes-class/](http://vhbelvadi.com/latex-lecture-notes-class)
 
-**Current release:** v2.2 <a href="https://github.com/vhbelvadi/LaTeX-lecture-notes-class/releases/latest"><img src="https://img.shields.io/badge/Download-latest%20release-brightgreen.svg" style="vertical-align: text-bottom;margin-left: 24px;"></a>
+**Current release:** v2.3 <a href="https://github.com/vhbelvadi/LaTeX-lecture-notes-class/releases/latest"><img src="https://img.shields.io/badge/Download-latest%20release-brightgreen.svg" style="vertical-align: text-bottom;margin-left: 24px;"></a>
 
 **Description:** A LaTeX document class built for lecture notes for classes/seminars, entire courses or brief talks.
 A detailed article about this class can be found on [the author's website](http://vhbelvadi.com/latex-lecture-notes-class/).