Documentation for Mordor::sleep
Documentation for Mordor::sleep

Hopefully will help others avoid the pitfall of blocking a thread
because they didn't pass a TimerManager

Change-Id: Iacac4d589e4238668d4b1f51c969765247997651
Reviewed-on: https://gerrit.dechocorp.com/12452
Reviewed-by: BJ Homer <9d87885f7c1ddf6a47c97747a5d80f2b14fd12c0@decho.com>

adfin/mordor,adfin/mordor,ccutrer/mordor,mtanski/mordor,adfin/mordor,mtanski/mordor,ccutrer/mordor,mozy/mordor,mozy/mordor,mtanski/mordor,ccutrer/mordor,mozy/mordor