Changed version package to conform Arduino tooling scripts

Author: cmaglie

args.go

@@ -30,7 +30,7 @@ func parseArgs() {
 			continue
 		}
 		if arg == "-v" || arg == "--version" {
-			fmt.Printf("mdns-discovery %s (build timestamp: %s)\n", version.Tag, version.Timestamp)
+			fmt.Printf("mdns-discovery %s (build timestamp: %s)\n", version.Version, version.Timestamp)
 			os.Exit(0)
 		}
 		fmt.Fprintf(os.Stderr, "invalid argument: %s\n", arg)

version/version.go

@@ -17,8 +17,11 @@
 
 package version
 
-// Tag is the current git tag
-var Tag = "snapshot"
+// Version is the current version
+var Version = "unknown"
+
+// Commit is the current git tag
+var Commit = "unknown"
 
 // Timestamp is the current timestamp
 var Timestamp = "unknown"