Emit ConfigSaved event

config/config.go

@@ -14,6 +14,7 @@ import (
 	"strconv"
 
 	"code.google.com/p/go.crypto/bcrypt"
+	"github.com/syncthing/syncthing/events"
 	"github.com/syncthing/syncthing/logger"
 	"github.com/syncthing/syncthing/osutil"
 	"github.com/syncthing/syncthing/protocol"
@@ -260,6 +261,7 @@ func (cfg *Configuration) Save() error {
 	if err != nil {
 		l.Warnln("Saving config:", err)
 	}
+	events.Default.Log(events.ConfigSaved, cfg)
 	return err
 }
 

events/events.go

@@ -26,6 +26,7 @@ const (
 	ItemStarted
 	StateChanged
 	RepoRejected
+	ConfigSaved
 
 	AllEvents = ^EventType(0)
 )
@@ -56,6 +57,8 @@ func (t EventType) String() string {
 		return "StateChanged"
 	case RepoRejected:
 		return "RepoRejected"
+	case ConfigSaved:
+		return "ConfigSaved"
 	default:
 		return "Unknown"
 	}