JZNavigationExtension Versions Save

1. New property "jz_navigationInteractivePopGestureEnabled" for UIViewController.
2. New property "jz_navigationBarHidden" for UIViewController, and mark "jz_wantsNavigationBarVisible" as Deprecated.
3. New behavior. Default value for UIViewController's "jz_" prefix properties by setting to UINavigationController. see more https://github.com/JazysYu/JZNavigationExtension/wiki/Welcome-to-the-JZNavigationExtension-wiki!
4. Descriptions and minor bug fix.

1. Fix an internal issue that cause KVO crash.
2. Fix a KeyPath not found exception below iOS10.

Supply two navigation bar transitions.

1.Change behavior for property "jz_wantsNavigationBarVisible", it can adjust navigation bar hidden state anytime. 2.Bug fix.

1.Restructure classes. 2.Prefix for each API in category, avoid conflict with other frameworks. 3.Change the default value behavior of property
“jz_navigationBarBackgroundAlpha”, If you have not set this property then the value will be as same as the property of navigation controller, so you need not set this property to every view controllers when your expect value is not 1.0f. 4.New property for navigation controller operation. See demo for usage. 5.New property of navigation controller
“jz_previousVisibleViewController”, could use this to do any logic during navigation transition in any method you want, like "viewWillAppear:". 6.

• 6.1 Change the behavior of “navigationBarTintColor” : “If have not set
this property then the value will be the current navigation bar barTintColor dynamically. Set it to "nil", when you expect a system default color.”.
• 6.2 Deprecated property “interactivePopedViewController”, use “jz_previousVisibleViewController” instead.
• 6.3 Remove useless param in “setJz_interactivePopGestureRecognizerCompletion” block. 7.1 Fix pop gesture conflict with other gestures.
 7.2 Fix bugs. 7.3. New interface “jz_setInteractivePopGestureRecognizerCompletion:”. 7.4. New block type in navigation transition completion callback.