Cydia Modifications included by default in IOS 6

As is common in recent IOS Apple has drawn on Cydia independent developers to include some of the features on your jailbroken iPhones new IOS 6. The tweaks included in IOS 6 are as follows:

• StayOpened: now you can download apps from the App Store without leaving the application.
• Pull to Refresh for Mail: mail will actualize sliding down.
• AssistantExtension: Siri now includes information on sport and new features.
• Fusion: now Facebook is also integrated into the iPhone's share function.
• 3G Unrestrictor: you can now make calls using the 3G network FaceTime.
• Fullscreen for Safari: Apple has included full-screen navigation but only in landscape mode.
• QuickTweet: to write Tweets from the notification center.
• BannerDisable: Apple has added the option "Do Not Disturb" that does exactly the same.
• Safari Enabler Upload: you can now upload photos from Safari.
• Protect My Privacy: Apple includes a new privacy option.
• PlayAwake: and alarms can wake up with your favorite song using the iPhone.
• PhotoMail: now you can add photos from the mail.

More - Tutorial: how to install IOS 6

Sources - IDB and iJailbreak