v0.12.7

What's Changed

This updates the format of the error messages that come back when calling project.validate() to be a dict with rich metadata instead of just a string.

• add object, line, column tags to error messages in metrics layer by @pblankley in #188
• Bump sqlparse from 0.4.4 to 0.5.0 by @dependabot in #184
• Bump idna from 3.6 to 3.7 by @dependabot in #182

Full Changelog: v0.12.6...v0.12.7