------------------ * modernize CLI to use argparse (in favor of optparse)
0.4.2
------------------ * add "License of output" paragraph to README, issue 5 * switch documentation from markdown to reStructuredText
0.4.1
------------------ * improve documentation * improve error message for too many keys * add warning when default hash function is likely going to fail
0.4.0
------------------ * remove Hash1, Hash3 functions (because those can fail) * add example which uses salted Python's hash() * add example with DEK hash function * make template argument of generate_code() optional