Closes #653

* overlay support

This allows developers more control over how the app is launched, in a backwards-compatible way.

* refactored navigation options

* test fix

* better namings

* top tabs support - ios

* tabBarItem support

* apply tab items on tabController initialization

* e2e test

* refactored bottomTab item

* tests fix

* tabItem testID fix

* renamed tabBadge to badge

* fix merge

* BottomTab fix

* removed BottomTabs

* side menu visibility options

* e2e fix

* Rename ContainerView related classes (#2328)

* Rename ContainerView related classes

* fix test

* rename ContainerViewCreator

* splitted showSideMenu into two methods

* screen Background Color iOS

* ios v2 topBarTextFontFamily

* added topBarHidden to iOS

* minor fix and topBarHideOnScroll

* minor fix

* topBarButtonColor iOS

* topBarTranslucent iOS

* topBarTranslucent IOS minor fixes

* eslint fixes

* minor fixes

* changed setTabBadge to tabBadge and added a unit test in iOS

* added fontSize on iOS

* minor fix

* topBarTransparent

* minor fix

* first dirty custom transition iOS poc. in need of complete refactor and testing

* dirty poc for view transition

* dirty poc of interactive transition

* deleted unNeeded Files

* cleaning

* cleaning, support for interactiveImagePop and backButton custom transition

* cleaning

* merge v2 into custom-transition-animation fix

* merge fix

* merge fix

* cleaning and merge fix

* support for multiple animation in parralel, animations with are not shared element including: velocity, spring, alpha and translate

* last commit should also include these

* added resize mode animation and fixed flickering bug

* refactoring

* first cleaning and another test

* cleaning

* commandsHandler now accepts bridge in constructor, fixed tests, added e2e test

* eslint

* android pop now recieves two parameters - preparation for custom transition

* Refactor + add afterLoad to modal

* merge v2 second try

* merge fix

* merge fix

* fix ios unit tests

* fixed topBarTransparent e2e

* fix js tests

* refactored RNNAnimator, RNNAnimatedView, small fixes

* refactor topBarLargeTitle

* fixed lifycycle bug with componentWillUnmount, small fixes

* fix transparent conflict

* removered Element.js from coverage report

* comment redundent test
(still needs to be discussed), small fix

* removed commented test, moved element.js to adapters

* readme

* WIP

* ios, tests

* refactoring

* current tab

* android tests

* readme

* current tab index ios

* fix tests

* readme

* test fix

* probabl test fix

* readme

* WIP

* ios, tests

* refactoring

* test fix

* probabl test fix

* added orientation options

* removed orientation e2e in modal screen

* created RNNNavigationOptions

* created RNNRootViewControllerTest and added a test for the topBarBackgroundColor style

* working

* process navigationOptions colors

* created a test for new RNNRootViewController functionality

* changed RNNRootViewController to init with name, navigationOptions and container id, instead of node

* changed RNNRootViewController to get a new type - RNNavigationOptions

* refactored statusBarHidden test and implementation, all tests pass

* added setup to RNNRootViewControllerTest.m and refactored tests

* added test for title and implemented static title

* minor fixes

* removed redundant eslint config

* added topBarTextColor to RNNNavigationOptions

* topBarTextColor RNNRootViewController test

* changed setOptions to receive RNNNavigationOptions. created OptionsProcessor to process colors in both layoutTreeCrawler and Commands

* minor fix

* create setOptionsDynamically in RNNNavigationOptions to make dynamic options merge with static option instead of overriding them

* findcontainerId returns a RNNRootViewController , setOptions now merges styles with the static styles of the view

* created RNNNavigationOptions

* created RNNRootViewControllerTest and added a test for the topBarBackgroundColor style

* working

* process navigationOptions colors

* created a test for new RNNRootViewController functionality

* changed RNNRootViewController to init with name, navigationOptions and container id, instead of node

* changed RNNRootViewController to get a new type - RNNavigationOptions

* refactored statusBarHidden test and implementation, all tests pass

* added setup to RNNRootViewControllerTest.m and refactored tests

* added test for title and implemented static title

* minor fixes

* removed redundant eslint config