src/server/pfs/pretty/pretty.go
func PrintBranch(w io.Writer, branchInfo *pfs.BranchInfo) {
	fmt.Fprintf(w, "%s\t", branchInfo.Branch.Name)
	if branchInfo.Head != nil {
		fmt.Fprintf(w, "%s\t\n", branchInfo.Head.ID)
	} else {
		fmt.Fprintf(w, "-\t\n")
	}
}
func PrintBranch(w io.Writer, branchInfo *pfs.BranchInfo) {
	fmt.Fprintf(w, "%s\t", branchInfo.Branch.Name)
	if branchInfo.Head != nil {
		fmt.Fprintf(w, "%s\t\n", branchInfo.Head.ID)
	} else {
		fmt.Fprintf(w, "-\t\n")
	}
}
// PrintBranch pretty-prints a Branch.