am 5bba632d: - hide Entity and all its references - remove updateEntity and insertEntity, since they are not   used - add the RawContacts.Entity class, which is used in lieu of the   android.content.Entity

Merge commit '5bba632d877c2878384ff21566c8eb6a1a22f37b' into eclair-plus-aosp

* commit '5bba632d877c2878384ff21566c8eb6a1a22f37b':
  - hide Entity and all its references