fix #24: Rename the TimingAccumulator class to avoid conflict with timing-measurement library
refactor the instrumentation package name
Implement DatabusBytesWritableInputFormat that returns Message data wrapped as BytesWritable
Remove extra buffer copy within DatabusBytesWritableRecordReader
merge develop into this and fix merge conflicts
Merge pull request #28 from satish-mittal/databusBytesWritableInputFormat

Implement DatabusBytesWritableInputFormat that returns Message data wrap...
fix merge conflicts
Merge pull request #26 from rajubairishetti/issue-24

 Rename the TimingAccumulator class to avoid conflict with timing-measurement library
Merge branch 'develop' into doc