Change config file indentation to 2 spaces

plugins/nginx/nginx.go

@@ -19,8 +19,8 @@ type Nginx struct {
 }
 
 var sampleConfig = `
-	# An array of Nginx stub_status URI to gather stats.
-	urls = ["http://localhost/status"]
+  # An array of Nginx stub_status URI to gather stats.
+  urls = ["http://localhost/status"]
 `
 
 func (n *Nginx) SampleConfig() string {
@@ -141,22 +141,21 @@ func (n *Nginx) gatherUrl(addr *url.URL, acc plugins.Accumulator) error {
 
 // Get tag(s) for the nginx plugin
 func getTags(addr *url.URL) map[string]string {
-        h := addr.Host
-        host, port, err := net.SplitHostPort(h)
-        if err != nil {
-            host = addr.Host
-            if addr.Scheme == "http" {
-                port = "80"
-            } else if addr.Scheme == "https" {
-                port = "443"
-            } else {
-                port = ""
-            }
-        }
-        return map[string]string{"server": host, "port": port}
+	h := addr.Host
+	host, port, err := net.SplitHostPort(h)
+	if err != nil {
+		host = addr.Host
+		if addr.Scheme == "http" {
+			port = "80"
+		} else if addr.Scheme == "https" {
+			port = "443"
+		} else {
+			port = ""
+		}
+	}
+	return map[string]string{"server": host, "port": port}
 }
 
-
 func init() {
 	plugins.Add("nginx", func() plugins.Plugin {
 		return &Nginx{}