Removed NavigationBar margin for iOS 11

Updated TabsController to no longer force the default animation to change between tabs and not return to normal behavior.

issue-1030: Reset cursor when toggling isSecureTextEntry.

Add Swipe Gesture at TabsController

Added Dialogs

Fix #743, #823 's swiping between tab content views.

issue-1016: Updated hierarchy traversal for TransitionController types to no longer skip over non TansitionController types.

Motion disabled by default for NavigationController to avoid unbalanced calls to view lifecycle when presenting a NavigationController modally.

Update CHANGELOG.md

fixed a type