add eslint
add eslint

from here
https://github.com/react-native-fellowship/react-native-side-menu/blob/master/.eslintrc

iancanderson/react-native-scrollable-tab-view,franvera/react-native-scrollable-tab-view,skv-headless/react-native-scrollable-tab-view,skv-headless/react-native-scrollable-tab-view,skv-headless/react-native-scrollable-tab-view