update readme

README.md

@@ -24,6 +24,16 @@ An example systemd service `loadbalancer.service` is provided.
 
 The server displays stats and info at `/json`
 
+```
+=== Proxy Load Balancer ===
+Usage of ./proxy-loadbalancer:
+  --config [string]
+        Path to the config file
+  --d, --debug  
+        Enable debug mode
+  --v   Print version and exit
+```
+
 ## Special Headers
 
 The load balancer accepts special headers to control its behavior.

src/proxy/threads.go

@@ -116,12 +116,9 @@ func removeDuplicates(elements []string) []string {
 		if encountered[elements[v]] == true {
 			// Do not add duplicate.
 		} else {
-			// Record this element as an encountered element.
 			encountered[elements[v]] = true
-			// Append to result slice.
 			result = append(result, elements[v])
 		}
 	}
-	// Return the new slice.
 	return result
 }