zIndex issue for Android

[murffious]

Android is not loading the stack of cards. Instead it lets you swipe the tabs instead of even using the tabs.

[murffious]

react-navigation/react-navigation#1442
try no swipe here
// Put tab bar on bottom of screen on both platforms
tabBarComponent: TabBarBottom,
tabBarPosition: 'bottom',
// Disable animation so that iOS/Android have same behaviors
animationEnabled: false,
// Don't show the labels
tabBarOptions: {
showLabel: false,