output files now dumped to separate folder, sample size print out added.
Added simple function to enron to query DB for specific entries
Typo fixed
Merge pull request #28 from ilanfri/master

Minor cosmetic changes and queryDb function now in enron.py
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Merge pull request #29 from elenagr/master

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Two minor changes to update the column
memory-friendly create_corpus using iterators
Merge pull request #30 from elenagr/master

Memory-friendly create_corpus + minor changes for update_column
Obscure error in update_column fixed