#300: data_validator.py, minor comment
#300: data_validator.py, minor comment
#300: data_validator.py, minor comment
#300: data_validator.py, minor comment
#300: data_validator.py, add file reference to python list
#300: data_validator.py, 'import filecmp'
#300: data_validator.py, 'import itertools'
#300: data_validator.py, properly add file references to list
#300: data_validator.py, resolve 'cannot concat int, and str'
#300: data_validator.py, remove 'import filecmp, itertools'
#300: data_validator.py, 'import hashlib'
#300: data_validator.py, store hashed files in python list
#300: data_validator.py, properly add file reference(s) to list
Merge branch 'master' into python_data_validator
#300: data_validator.py, remove 'import hashlib'
#300: data_validator.py, 'from helper import md5_for_file'
#300: data_validator.py, implement imported 'md5_for_file' helper method
#300: data_validator.py, temporarily print hash file list
#300: data_validator.py, remove temporary print of hash file list
#300: data_validator.py, change 'list_file_uploads' -> 'list_file_upload'