more protected for SettingsManager

Pilz.Configuration/SettingsManager.vb

@@ -11,10 +11,10 @@ Public Class SettingsManager
     Public Event SavingSettings As EventHandler
     Public Event SavedSettings As EventHandler
 
-    Private ReadOnly settingsProvider As New List(Of ISettingsProvider)
-    Private defaultInstance As ISettings = Nothing
-    Private enableAutoSave As Boolean = False
-    Private addedHandler As Boolean = False
+    Protected ReadOnly settingsProvider As New List(Of ISettingsProvider)
+    Protected defaultInstance As ISettings = Nothing
+    Protected enableAutoSave As Boolean = False
+    Protected addedHandler As Boolean = False
 
     Public Property ConfigFilePath As String
 
@@ -62,12 +62,12 @@ Public Class SettingsManager
         settingsProvider.Add(provider)
     End Sub
 
-    Private Sub AddAutoSaveHandler()
+    Protected Sub AddAutoSaveHandler()
         AddHandler AppDomain.CurrentDomain.ProcessExit, AddressOf AutoSaveSettingsOnExit
         addedHandler = True
     End Sub
 
-    Private Sub RemoveAutoSaveHandler()
+    Protected Sub RemoveAutoSaveHandler()
         RemoveHandler AppDomain.CurrentDomain.ProcessExit, AddressOf AutoSaveSettingsOnExit
         addedHandler = False
     End Sub