v1.0-beta

It's about time I bumped this up to a beta release, Sprout isn't an alpha, it's only in beta because I haven't finished the docs or testsuite!

What's Changed

• feat: Add service override events by @ollieread in #78
• feat: Add core Sprout settings repository @ollieread in #79

Full Changelog: v1.2-alpha...v1.0-beta