Add some defaults

Former-commit-id: f89c857e14d008bc896762692673d4642fc8042f [formerly fcede1def5b083a7b15380f584088364fd8319a3] [formerly ba4a56156d493095ae320eee4a06d54bfe032035 [formerly 1bf6cafaac]]
Former-commit-id: ae7d98d77fcf5c8789bcf6e61844bf115b9cd4da [formerly 01766747a9319ad334849f5843ad2874744b83a5]
Former-commit-id: 6c7456de6ac105a8e5c8cf87565476a589953b4d

filemanager.go

@@ -75,6 +75,16 @@ func parse(c *caddy.Controller) ([]*filemanager.FileManager, error) {
 			name = ""
 		)
 
+		caddyConf := httpserver.GetConfig(c)
+
+		m.PrefixURL = strings.TrimSuffix(caddyConf.Addr.Path, "/")
+		m.Commands = []string{"git", "svn", "hg"}
+		m.Rules = append(m.Rules, &filemanager.Rule{
+			Regex:  true,
+			Allow:  false,
+			Regexp: regexp.MustCompile("\\/\\..+"),
+		})
+
 		// Get the baseURL
 		args := c.RemainingArgs()