* screen Background Color iOS

* ios v2 topBarTextFontFamily

* 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

* add basic contributing guidelines to docs

* some English and formatting

* Add badges to README.md

* docs - how to run on android

* markdown formatting

* Add troubleshooting of old node

* Fix formattting

* Fix markdown and troubleshooting

* #1071 Test that Navigator forwards NavigationOptions to ViewController

* Add an argument allowing to run a single Android e2e test

* Fix style issue

* #1071 Allow changing navigation title in iOS

* Update readme to document an option for running a single test

* Update ScreenStyleDynamic.test.js

* Upgrade Gradle version

* Allow playground app to run on x86_64 emulator

* #1071 Allow changing navigation title

* #1071 Add tests for JavaScript