This reverts commit 40a590bddd.

* pass props for topBar background component

* refactored custom components

* pass props for topBar background component

* refactored custom components

* refactored RNNOptions object

* Use margin to control component position relative to TopBar

RelativeLayout rules caused excessive CPU usage due to issues with RN's
keyboard detection mechanism (based on global layout listener)

* Skip custom transition e2e on Android

* Improved the clarity of the top-level API doc (#2984)

I clarified some of the language here so that it is easier for the beginner to understand. (It was a little bit awkward before)

* Increase gradle daemon process memory

* Disable Orientation test on Android

* Fix SideMenu e2e

* Fix popTo

* Use margin instead of RelativeLayout rules to align component to BottomTabs

Rules caused excessive CPU usage due to RN issue with global layout listener
and keyboard visibility detection.

* Update README.md

for triggering build

* Update README.md

* Consolidate pop and animatePop

* Update top-level-api.md ... more copyediting. (#3002)

Further clarification of some of the top level API stuff.

* popTo animates top screen

* Refactor component options on Android

* Stop processing passProps from options

* removed comments

* Refactor TopBar options, introduce title options

* Update background to new api

* Refactored topBar options on iOS

* Initial react component in TitleBar android

* set height to react view in TitleBar

* fix tests and lint

* ios unit tests fix

* passProps to buttons

* push and pop custom transitions

* refactored defaultOptions

* custom animations support for show and dismiss modal

* Make detox android test suit pass

Disabled emulator animations due to limitation of espresso/detox which can't wait until
a push/pop animation ends

* Fix orientation parsing and enable detox orientation tests

* remove only

* Fix BottomTabs testId

* Support user orientation

* Fix rightButtons testId

* Add Modals tests

* e2e fix ios

* basic fab

* fab menu

* fab menu clicks

* pop lifecycle

* options lifecycle

* refactoring

* refactor

* parse unit tests

* refacotr

* fix test

* align

* fab unit tests

* more tests

* size

* hide on scroll in progress

* options

* menu collapse

* parser test

* merge v2

* refactor

* refactor

* more refactor

* more refactor

* fix

* more refactoring

* refactor

* refactor

* fix

* fix

* fixed undefined key

* refactor

* refactor

* refactort

* default options support
* refactored navigation options

* refactored navigation options

* test fix

* better namings