v0.0.4

What's Changed

• Allow for get_scene and create_scene to add to an existing scene by @jennyfothergill in #12
• Update workflows to be more flexible for testing by @jennyfothergill in #13
• Add precommit by @jennyfothergill in #14
• Add plot function to diffractometer class with units along axis by @jennyfothergill in #15

Full Changelog: v0.0.3...v0.0.4