3.5.0

Bump 'discord.py' to 1.5.0 adding support for Discord Gateway Intents.

For reference: https://discordpy.readthedocs.io/en/latest/whats_new.html#v1-5-0

3.4.1

Code style improvements.

3.4.0

Transition persistence to use Tortoise ORM instead of a custom SQLite wrapper.

3.3.4

Add the ability to configure bot prefix using an environment variable.

3.3.3

Standardize docstrings across the whole project.

3.3.2

Logging, code style and README improvements.

3.3.1

Logging: standardize names & levels.

3.3.0

Use 'pypopulation' dependency.

The population figures were moved to a separate project, as they can be useful elsewhere too.

3.2.0

Coronavirus extension rewrite.