Version 0.10.7

This version has three fixes related to advanced usages of overrides.

What's Changed

Fixes:

• Avoid modifying the input dict by @henryiii in #903
• Avoid providing prepare-metadata methods if failed in overrides by @henryiii in #904
• Support negative envvar values correctly by @henryiii in #907

Full Changelog: v0.10.6...v0.10.7