Merged revisions 1567907-1567908,1567911 via svnmerge from 
https://svn.apache.org/repos/asf/cxf/trunk

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  r1567907 | sergeyb | 2014-02-13 12:38:36 +0000 (Thu, 13 Feb 2014) | 1 line
  
  [CXF-5561] Updating AccessTokenValidatorService to ensure an authenticated Principal is available
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  r1567908 | sergeyb | 2014-02-13 12:44:54 +0000 (Thu, 13 Feb 2014) | 1 line
  
  [CXF-5561] More updates
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  r1567911 | sergeyb | 2014-02-13 13:02:14 +0000 (Thu, 13 Feb 2014) | 1 line
  
  [CXF-5561] Introducing constants
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git-svn-id: https://svn.apache.org/repos/asf/cxf/branches/2.7.x-fixes@1567916 13f79535-47bb-0310-9956-ffa450edef68