Yesterday Google Gmail team updated their gmail application in android platform with the addition of Gmail priority inbox.Presently only limited support to priority inbox but this will be extented in future.
Some of the new gmail application update for mobile incude improved message replay,access to quoted text etc . Now you will get all the mail updates at the same time on your mobile with the latest application update from G mail.
To use this gmail application update on your Andoid mobile you need need version 2.2 (froyo) some of the handsets like Nexus One, HTC EVO, Motorola Droid 2 or Motorola Droid presently support this new gmail update.
Courtesy : Google mobile