Cross Reference: /external/smack/src/org/jivesoftware/smackx/ping

`Name`	`Date`	`Size`
Up to higher level directory
`packet/`	25-Jul-2013
`PingFailedListener.java`	25-Jul-2013	`723`
`PingManager.java`	25-Jul-2013	`11K`
`provider/`	25-Jul-2013
`ServerPingTask.java`	25-Jul-2013	`2.7K`