Merged revisions 227712 via svnmerge from

Merged revisions 227712 via svnmerge from
https://origsvn.digium.com/svn/asterisk/trunk

................
  r227712 | file | 2009-11-04 15:20:46 -0400 (Wed, 04 Nov 2009) | 12 lines

  Merged revisions 227700 via svnmerge from
  https://origsvn.digium.com/svn/asterisk/branches/1.4

  ........
    r227700 | file | 2009-11-04 15:17:39 -0400 (Wed, 04 Nov 2009) | 5 lines

    Fix a security issue where sending a REGISTER with a differing username in the From
    URI and Authorization header would reveal whether it was valid or not.

    (AST-2009-008)
  ........
................

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.6.1@227723 65c4cc65-6c06-0410-ace0-fbb531ad65f3