Create 25_HTMLReader.cs

25. Write a program that extracts from given HTML file its title (if available), and its body text without the HTML tags.
Example:

<html>
   <head><title>News</title></head>
   <body><p><a href="http://academy.telerik.com">Telerik
      Academy</a>aims to provide free real-world practical
      training for young people who want to turn into
      skillful .NET software engineers.</p></body>
</html>