The default package for debug builds is now yuku.alkitab.debug
not yuku.alkitab. The content provider authority for debug builds is
yuku.alkitab.provider.debug. The file provider authority for debug
builds is yuku.alkitab.file_provider.debug.

Updated build script to replace those with the release ones.

We can now install both debug and release builds on the same device.
Add test for content provider