[FEAT #002] - Added a new command line option, '--create-sample' which outputs a sample json template to stdout. This necessitated some minor changes to how arguments are parsed.

* removed an unused import
* removed a debugging reraise
* moved handling of template file to argparse
** Housekeeping and update for README
[FEAT #001] - Added number dictionary
    * Added some new sample fields to the sample template
    * Added support for the new number dictionary to script.py
    * Added support for the new number dictionary in generator.py
    * Added number generator to dictionaries.py
    * Delinted files
    * Bumped version to 0.9.1
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