Open Stack

Hi, I'd like you to take a look at this patch for potential
DocImpact.
https://review.openstack.org/37185

Log:
commit f95ceb40a87d9113b2b2efa9142f4486d09e855c
Author: He Jie Xu <xuhj at linux.vnet.ibm.com>
Date:   Tue Jul 16 14:50:59 2013 +0800

    Fix extensions agent follow API v3 rules
    
    * Add decorator expected_errors
    * Use AgentBuildExists instead of generic exception catching in create
    * Use HTTPBadRequest instead of HTTPUnprocessableEntity
    * Rename the request parameter 'para' to 'agent' for update
    
    Partially implements bp v3-api-extension-versioning
    
    DocImpact
    
    Change-Id: I45203203b8396517ef94e604366183ce93810205

Automatically generated bug (please review):
https://bugs.launchpad.net/bugs/1204354