* Further work on TopTabs and some refactoring

* OptionsPresenter receives views as params
* Remove TopBar and style logic from ViewControllers, these are the OptionsPresenters concern
* StackAnimator isn't coupled to LinearLayout
* Convert Runnable to lambda
* ContainerLayout now implements ReactContainer interface
* Enable desugaring in playground app

* TopTabs unit tests

* Add paddingTop to android ToolBar.

* Update documentation

* Restructure TopTabsLayout

* Refactor Containers

* Consolidate view creators. For some reason we had double abstraction layer and had creators invoking creators
* Rename ContainerView to ContainerLayout

* fix test

* side menu visibility options

* e2e fix

* Rename ContainerView related classes (#2328)

* Rename ContainerView related classes

* fix test

* rename ContainerViewCreator

* splitted showSideMenu into two methods

* Add topTabTextFontFamily style option

* Add topTabTextFontFamily sample usage to example project

* Preview API

* Added preview actions and fail-guard wrappers

* Remove old setters

* Moved from passProps to actionParams

* Move findNodeHandle to internal method

* Removing findNodeHandle

* Added height and option to dont 'pop' the view controller

* Documentation update for peek and pop

* Document how to access button press events

* Commit by default in example. Because it's cool

* Docs and if elses ifs then

* Unregister previous ViewController on attempt to preview.

* Merge conflict fail

* Rename ContainerView related classes

* fix test

* rename ContainerViewCreator

* add support to tell screen to place its self underneath the statusbar for android.

* added property to documentation.