Merged revisions 265089 via svnmerge from

Merged revisions 265089 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.4

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  r265089 | mmichelson | 2010-05-21 15:59:14 -0500 (Fri, 21 May 2010) | 8 lines

  Don't hang up on a queue caller if the file we attempt to play does not exist.

  This also fixes a documentation mistake in file.h that made my original attempt
  to correct this problem not work correctly.

  (closes issue #17061)
  Reported by: RoadKill
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@265090 65c4cc65-6c06-0410-ace0-fbb531ad65f3