Version 1.5

• Added statistics table.
• CRTL+C will interrupt but will write statistics first.

Version 0.4

• Better command line parser, parser separated from main.
• List, export and remove accept multiple decknames now.
• Better error handling for malformed input files.
• Fancy menu in README.md

Version 0.3

• Leitner system implemented.
• Changed systems so that the system is with flags instead of names. In this
  way one can do random-leitner-inverse for example.
• All queries parameterized where possible, also changed deck databases to be
  consisting of ids and ascii only to let names contain every character.
• Updated readme with help.
• Removed the need for a config file.
• Better time representation in cli.py while listing decks.

Version 0.2

Version 0.2

• List deck(s) either with or without all the entries.
• Remove a deck.
• Export to a file.
• Load a deck from tab separated files with two columns.
• Play a session with a deck and different systems: ordered, random.

Version 0.1

Initial version, not much of a use