How to set a max number of friends using FBFriendPickerViewController?

How to set a max number of friends using FBFriendPickerViewController?

References

Reference NO 1

http://stackoverflow.com/questions/15204558/how-to-set-a-max-number-of-friends-using-fbfriendpickerviewcontroller

Reference NO 2

http://stackoverflow.com/questions/16835942/how-to-limit-friend-selection-in-fbfriendpicker

Reference NO 3

http://stackoverflow.com/questions/17060090/fbfriendpickerviewcontroller-select-friends-programmatically

Reference NO 4

http://stackoverflow.com/questions/13385724/cant-dismiss-fbfriendpickerviewcontroller-from-delegate-method

Reference NO 5

http://stackoverflow.com/questions/12011590/filter-the-friend-returned-by-fbfriendpickerviewcontroller-in-new-facebook-3-0

Reference NO 6

https://github.com/facebook/facebook-ios-sdk/blob/master/src/FBFriendPickerViewController.h

Reference NO 7

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Reference NO 8

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