v1.0.0-pre.9

What's Changed

• fix: make category.fields optional by @gmaclennan in #26
• fix: stable stringify messages by @gmaclennan in #25
• fix: allow identical tags if appliesTo is different by @gmaclennan in #27
• feat: migrate defaults.json by @gmaclennan in #28
• feat: Additional lint warnings around categorySelection by @gmaclennan in #29
• fix: category selections must include at least one item by @gmaclennan in #30
• feat: add comapeocat validate command by @gmaclennan in #31
• fix: don't override build --version option by @gmaclennan in #32

Full Changelog: v1.0.0-pre.8...v1.0.0-pre.9