better code organization

[Rprasad2400]

there needs to be better code organization
Current proposed organization but subject to change:

hallmonitor/
    __init__.py
    __main__.py
    app/
        __init__.py
        main.py
        validation.py
        qa.py
        tracker.py
    utils/
        __init__.py
        file_ops.py
        identifier.py
        logging.py
        datadict.py
        exceptions.py
    checks/
        __init__.py
        eeg.py
        psychopy.py
        naming.py
        combination.py
    tests/
        ...