v0.0.1, 08.11.2015 -- Initial release.
v0.0.2, 08.11.2015 -- Made package work!
v0.0.3, 08.11.2015 -- Some changes to pol parser
v0.0.4, 09.11.2015 -- Fix polchecker
v0.0.5, 10.11.2015 -- Fix bug which caused rb score for beer not to be read
v0.0.6, 18.11.2015 -- Small fixes on polchecker (fix stock parsing, updated as datetime)
v0.1.0, 24.01.2016 -- Make Ratebeer fetchers return update date from zipfile
