.Net Framework 4.5 Developer Preview

I know its a stale news but for those who have missed it..Microsoft has released developer preview of .Net framework 4.5.
With this release the focus is primarily on creating metro style application for windows 8 and also on HTML5..
Major features included with the release for ASP.Net are:-

• Support for new HTML5 form types.
  
• Support for model binders in Web Forms. These let you bind data controls directly to data-access methods, and automatically convert user input to and from .NET Framework data types.
  
• Support for unobtrusive JavaScript in client-side validation scripts.
  
• Improved handling of client script through bundling and minification for improved page performance.
  
• Integrated encoding routines from the AntiXSS library (previously an external library) to protect from cross-site scripting attacks.
  
• Support for WebSockets protocol.
  
• Support for reading and writing HTTP requests and responses asynchronously.
  
• Support for asynchronous modules and handlers.
  
• Support for content distribution network (CDN) fallback in the ScriptManager control.
  

For complete set of features and download please follow this link