Merge: Move sensors and Dalvik related services from mnit to android (and fixes)

Pull-Request: #487
Reviewed-by: Lucas Bajolet <r4pass@hotmail.com>
Reviewed-by: Jean Privat <jean@pryen.org>

diff --cc lib/android/native_app_glue.nit
Simple merge

diff --cc lib/mnit_android/android_app.nit
Simple merge