This is for demoing react native app on iPhone and android

Setup

• install android studio, yarn, xcode & cocoapods (for ios)
• (in root directory) yarn
• (in ios directory) pod install
• (in root directory) yarn start
• Use xcode to open ios/MoodTracker.xcworkspace and then run
• Use Android Studio to open android and then run
• adb reverse tcp:8081 tcp:8081