Cross Reference: /development/samples/VoicemailProviderDemo/src/com/example/android/voicemail/common

`Name`	`Date`	`Size`
Up to higher level directory
`core/`	01-Nov-2013
`inject/`	01-Nov-2013
`logging/`	01-Nov-2013
`ui/`	01-Nov-2013
`utils/`	01-Nov-2013