How to know or update SVN version of your Vicidial setup?

Vicidial is one of the most popular and widely used Open Source call center software around the world. It works on asterisk as a telephony engine to handle inbound and outbound calls. If you are having a calling department in your organization and wants to automate the calling process then Vicidial is a good start. You can download the installer from their website and install Vicidial on your system easily. Sometimes people just install Vicidial and keep using it for years. But It would be highly recommended to upgrade your Vicidial SVN version to the latest one. That way you