Support Material Design Theme on Android.
There is a community solution for this: https://forums.coronalabs.com/topic/68177-material-ui-and-the-next-phase-feature-requests/
A community member is building out a really nice Material theme package. Follow the discussion here: https://forums.coronalabs.com/topic/62108-implementing-ui-based-on-ios-7-google-material/
FYI you can go pretty far with Corona SDK. Here's one Material Design app that's Corona SDK-built:https://play.google.com/store/apps/details?id=io.recent.personal.news