Merge Jonas' RecordWriter.
Merge Jonas' RecordWriter.
Fix compilation on macosx.
Remove trailing whitespace.
Add proper logging facility.
Check writer return value.
Use Boost's UUID library.
Fix upload path.
Add missing licensing.
Track metrics in the writer.
Add unit test for RecordWriter.
Clean up.
Fix typo.
Verify the the generated file by the expected name.
Merge pull request #23 from vitillo/master

 Integrate c++ record writer code
Resolves bug 935488, r=trink