BootMessage: show more info in boot dialog

Summary: Tell the users what package we are running dexOpt on currently

Test Plan: Oldie but a goodie.

Reviewers: randall.rushing, jriordan001, anders3408

Reviewed By: randall.rushing

Differential Revision: http://review.codefirex.com/D343

Conflicts:
	services/java/com/android/server/pm/PackageManagerService.java

Change-Id: I3d0061d9d0eb81bbc55835aa50ffb613e7455d4b