Added new checkbox functionality. Checkboxes model data now stored in their own models.py with label field and value field.
Foreign key added to checkbox models
RAdded number of repeats to checkbox form names
Basic multiple checkboxes implemented. djfixture prints extra fixtures if extra checkboxes checked, summary concatenates checkbox labels that are chosen together and model for checkbox printing as intended.
Added regex expression for removing junk from checkbox form names (${d})
Remove whitespace and fix bad module name import
Fix case bad case on json command file
Fix bad method reference
Updated test module comparison files to multi_check
Merge pull request #10 from cbmi/multi_check

Implement support for multi check