v0.6.0

What's Changed

• Parser cleanup by @drew-y in #42
• Prefix Fix by @drew-y in #43
• [VOI-98] Simplify the mechanisms behind cloning and parents by @drew-y in #44
• [VOI-111] Object implementations by @drew-y in #45
• [VOI-87] Improved Structural Object Support by @drew-y in #46
• [VOI-33] Unions by @drew-y in #47
• [VOI-34] Intersections by @drew-y in #48

Full Changelog: v0.5.0...v0.6.0