#267: data_validator.py, 'import magic'
#267: data_validator.py, 'json_file_obj' parameter in 'file_upload_validation()'
Merge branch 'master' into python_data_validator
#267: data_validator.py, remove 'import magic'
Merge pull request #290 from jeff1evesque/php_load_dataset

#289: Remove 'file_type', 'file_size'
Merge branch 'python_data_validator' of https://github.com/jeff1evesque/machine-learning into python_data_validator
#267: scikit-learn, merge master / upstream branch
#267: data_validator.py, attempt to print uploaded file type
#267: data_validator.py, no longer need to print file type
#267: data_validator.py, only print 'mime' type
#267: data_validator.py, define acceptable 'file upload' formats
#267: data_validator.py, define IF statement test
#267: data_validator.py, define error message
#267: data_validator.py, print error message
#267: data_validator.py, exit on invalid 'file upload' type
#267: data_validator.py, include 'text/plain' to 'acceptable_type'
#267: data_validator.py, only accept plain textfile, and csv
Merge pull request #293 from jeff1evesque/python_data_validator

#267: Define 'file_upload_validation()'
#294: html_form.js, message indicating acceptable file formats
#294: html_form.js, add <span class='bold'> wrapper