use new entry in jni function.
remove Log in InputHandlers.
enhance screenshot, generated 800/480 bitmap per google play's request.
refactor sf2
add update_rom
add ant.properties to automatically sign and zipalign
update sf2's version
update jni file. my-build.sh invoke javah to update jni header file.
add save/restore status.
update dino for package name and screen orientation