- Organised the pictures directory.
- Added r scripts to generate plots from the data produced by
WriteDataToR class.
- Added the writeDataToR class, which produces files from the CPU and
memory usages on discomfort.
- HadoopMachineUsage now have methods to get the nearest data from a
given time.
- build.xml now describes a jar for WriteDataToR.
Added plots from the WriteDataToR class.