git.go
func (g Git) Repo(i int) *Repo {
	if i < len(g) {
		return g[i]
	}
	return nil
}
func (g Git) Repo(i int) *Repo {
	if i < len(g) {
		return g[i]
	}
	return nil
}
func ( g Git ) Repo ( i int ) * Repo { if i < len ( g ) { return g [ i ] } return nil }
// Repo retrieves repository at i or nil if not found.
Repo retrieves repository at i or nil if not found .