react-native-camera

Bug/save to capture when app goes on pause (#1578)

* add scan support for landscape mode

* refactoring

* fix errors

* fix rotation

* add landscape orientation support

* fix exception

* freeze preview image

From PR https://github.com/lwansbrough/react-native-camera/pull/919

* fix bug on android when user take photo and press home button immediately - after that camera not works