v0.13.1

SoleBase v0.13.1

Diff since v0.13.0

What's Changed

• added data structures for SoleXplorer
• cleaned unused packages
• added tests for machine_learning_utils
• porting from Cirrus to GitHub CI workflow

Closed issues:

• upgrade SoleBase with GitHub CI and new data structs for SoleXplorer (#8)
• new bestguess method (#6)
• add structs for SoleXplorer (#4)