nebraska: Log request and responses in more places

Log both request and response (wasn't being done) for both use cases of
running nebraska as a server and using it as a library.

TEST=sudo ./ --port=10000
  curl -X POST -d@request.xml http://localhost:10000/
included the request and response in the log.

Change-Id: I7448d41aa8d35a94f61ef45b6aef5f16375ce7c4
Tested-by: Amin Hassani <>
Auto-Submit: Amin Hassani <>
Reviewed-by: Nicolas Norvez <>
Commit-Queue: Amin Hassani <>
1 file changed