atomistics 0.1.12

What's Changed

• Test thermal expansion by @jan-janssen in #94
• Add test for abstract workflow class by @jan-janssen in #95
• Ase volume optimisation by @jan-janssen in #96
• Refactor ASE tests by @jan-janssen in #98
• Fix circular import by @jan-janssen in #99
• Add quantumespresso interface based on pwtools by @jan-janssen in #97

Full Changelog: atomistics-0.1.11...atomistics-0.1.12