Update version output

Former-commit-id: 0d8bbcef2b4cdb93fc7c4929b875eb920fc01a64 [formerly 8bf71ac7db4a94d47346bbe382b135f60bc00788] [formerly 1426e8119be5d07f0d2a759f30784a223d76208d [formerly b7887ed162]]
Former-commit-id: 3e0d9dff358868119c6d3b109896259b84a1e565 [formerly e15610b544cb000a0ce88392bd13949a578fd605]
Former-commit-id: 6497b3d602ac78be939abc70d6c337799e9d85d8

cmd/filemanager/main.go

@@ -86,13 +86,22 @@ func setupViper() {
 	viper.AddConfigPath(".")
 }
 
+func printVersion() {
+	if version == "" {
+		fmt.Println("filemanager is at an untracked version")
+	} else {
+		fmt.Println("filemanager", version)
+	}
+
+	os.Exit(0)
+}
+
 func main() {
 	setupViper()
 	flag.Parse()
 
 	if showVer {
-		fmt.Println("filemanager version", version)
-		os.Exit(0)
+		printVersion()
 	}
 
 	// Add a configuration file if set.