v0.2.0

Changelog

9f7874d Add cli examples to README
4da39c4 Fix comment typo
019c470 Load CODEOWNERS files from standard locations
02077d4 Permit multiple --owner filters
bf3c9db Set up goreleaser
782b512 Show all owners per line of output in the CLI
1e17265 Show unowned files
f22060a Update README syntax highlighting