v0.3.0-alpha

• Replaced 'rich' with 'colorama' for adding colour to terminal
• Percentage of songs downloaded now displayed
• Better wording throughout program

v0.2.0-alpha

config validation

- config.yaml parameters are now validated and an exception is raised if there is an error
- songs downloaded vs songs in playlist now displayed after downloading each playlist to show how many songs the program could not find
- updated some dependencies