CLCustomPresentTransition

a custom present transition,it surport custom animation very esay and surport interactive transition

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custom animation

• first step:create a class inherit YYBasicCustomPresentAnimation and realize the specific animation that you want
• second step: tell aniamtionFactory for class map<key,value>,key is identifier for you class vaule you class's name(you can see demo)
• third step:create transiiton and specific the identifier that you aniamton class key
• foure step:set last step transtion as you presented ctr's transitionDelegate

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interactive transition

if a ctr need interactive transition you should create YYYouYueIndexDismissPercentInteractive on this ctr fire and realize some delegate method. (you can see demo)

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下个版本对手势驱动类重新设计，按照动画类似设计，让其符合开闭原作。