* Update dependencies * Lint and test * Added react-native fork * rn 57 * Lint and tests updated * Update xcode on circleci * Use legacy build system * Update tests
<!-- INSTRUCTION: Keep the line below to notify all core developers about this new PR --> @RocketChat/ReactNative <!-- INSTRUCTION: Inform the issue number that this PR closes, or remove the line below --> Closes #392 <!-- INSTRUCTION: Tell us more about your PR with screen shots if you can --> ![aug-07-2018 17-03-50](https://user-images.githubusercontent.com/804994/43799447-f62074dc-9a63-11e8-8aac-bf2c4c5a8a2b.gif) ![aug-07-2018 17-03-35](https://user-images.githubusercontent.com/804994/43799446-f5f84a70-9a63-11e8-8947-265113ae9bf4.gif) ![aug-07-2018 17-03-13](https://user-images.githubusercontent.com/804994/43799445-f5d70ee6-9a63-11e8-94a9-f49c7d69fbba.gif)