Release v0.4.1

Fixes an issue with Python 3.7

Binaries:
https://www.piwheels.org/project/fish2pano/
https://pypi.org/project/fish2pano/

Release v0.4.0

An initial release with x86 and arm Linux wheels.

Binaries:
https://www.piwheels.org/project/fish2pano/
https://pypi.org/project/fish2pano/