Merged revisions 205471 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

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  r205471 | dvossel | 2009-07-08 18:15:54 -0500 (Wed, 08 Jul 2009) | 10 lines
  
  Fixes 8khz assumptions
  
  Many calculations assume 8khz is the codec rate. This
  is not always the case.  This patch only addresses chan_iax.c
  and res_rtp_asterisk.c, but I am sure there are other areas
  that make this assumption as well.
  
  Review: https://reviewboard.asterisk.org/r/306/
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@205479 65c4cc65-6c06-0410-ace0-fbb531ad65f3