Release a patch and bump the version to 0.13.3

Merge pull request #485 from ramsayleung/ramsay/upgrade-to-0.13.2

Bump the version to 0.13.2

Merge pull request #474 from ramsayleung/ramsay/upgrade-to-v.0.13.1

Upgrade RSpotify to 0.13.1

Merge pull request #462 from ramsayleung/ramsay/upgrade-to-0.13

Upgrade RSpotify to 0.13

Upgrade to 0.12.0

Upgrade to v.11.7

Upgrade to 0.11.6

Merge pull request #308 from ramsayleung/ramsay_upgrade_to_v0.11.5

upgrade rspotify to 0.11.5

Upgrade to v0.11.5