title: Open settings in iphone manually
body: <p>Is there any way to open Settings in iOS7 manually ?</p>
  
  <p>i am using UIActivityViewController for providing various sharing options, now problem is if user is not already logged in either in Facebook or Twitter then I need to redirect the user to settings screen and let them configure their accounts from there itself, i have no idea that how to open Settings screen manually, If there is any way to do that then please let me know Thanks in advance.</p>