0.3.0: First functional version deployed to PyPi
    - fully implements profile management
    - installable from a sdist, a wheel or a cloned git repository
    - implements optional thumbnails display

0.3.1: Minor cosmetic change in the project home URL for PyPI

0.3.2: Acknowledge no support for Python 3.5

0.4.0: First beta version
    - add caching for image thumbnails
    - allow directory changes with a double click
