Support network name

irc/config.go

 }
 
 type Config struct {
+	Network struct {
+		Name string
+	}
+
 	Server struct {
 		PassConfig
+		Name     string
 		Database string
 		Listen   []string
 		Wslisten string
 		Log      string
 		MOTD     string
-		Name     string
 	}
 
 	Operator map[string]*PassConfig
 		return nil, err
 	}
 
+	if config.Network.Name == "" {
+		return nil, errors.New("Network name missing")
+	}
 	if config.Server.Name == "" {
 		return nil, errors.New("Server name missing")
 	}

irc/server.go

 	server.isupport.Add("CHANTYPES", "#")
 	server.isupport.Add("EXCEPTS", "")
 	server.isupport.Add("INVEX", "")
-	server.isupport.Add("KICKLEN", "")            //TODO(dan): Support kick length?
-	server.isupport.Add("MAXLIST", "")            //TODO(dan): Support max list length?
-	server.isupport.Add("MODES", "")              //TODO(dan): Support max modes?
-	server.isupport.Add("NETWORK", "NetNameHere") //TODO(dan): Support network name
-	server.isupport.Add("NICKLEN", "")            //TODO(dan): Support nick length
+	server.isupport.Add("KICKLEN", "") //TODO(dan): Support kick length?
+	server.isupport.Add("MAXLIST", "") //TODO(dan): Support max list length?
+	server.isupport.Add("MODES", "")   //TODO(dan): Support max modes?
+	server.isupport.Add("NETWORK", config.Network.Name)
+	server.isupport.Add("NICKLEN", "") //TODO(dan): Support nick length
 	server.isupport.Add("PREFIX", "(ov)@+")
 	server.isupport.Add("STATUSMSG", "@+") //TODO(dan): Autogenerate based on PREFIXes, make sure it's actually supported
 	server.isupport.Add("TARGMAX", "")     //TODO(dan): Support this

oragono.yaml

 # oragono IRCd config
+
+# network configuration
+network:
+    # name of the network
+    name: OragonoTest
+
+# server configuration
 server:
     # server name
     name: oragono.test