Csvinsight

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* Handle numeric quoting parameter, e.g. "--dialect quoting=3"

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* Set the field size limit to sys.maxsize

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* Make Jupyter notebook an optional dependency

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* Added --most-common parameter (resolved Issue 14)
* Added --no-tiny parameter
* Refactored temporary file naming
* Improve error message when handling empty CSV files
* Fixed "Argument list too long" error (Issue 15)
* Added --json parameter
* Added --ipynb parameter to generate IPython notebook

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* Fix bug: Unicode column names now work under Py2

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* Fix bug: Unicode characters no longer break CsvInsight on Py2