Zooflow: Implement prefix for Config and Logging, Remove halbgar dev config

GUIs.ZooFlow/My Project/Settings.Designer.vb

@@ -95,6 +95,15 @@ Partial Friend NotInheritable Class Settings
             Me("IDBOBJID") = value
         End Set
     End Property
+    
+    <Global.System.Configuration.ApplicationScopedSettingAttribute(),  _
+     Global.System.Diagnostics.DebuggerNonUserCodeAttribute(),  _
+     Global.System.Configuration.DefaultSettingValueAttribute("DEV")>  _
+    Public ReadOnly Property UserConfig_Prefix() As String
+        Get
+            Return CType(Me("UserConfig_Prefix"),String)
+        End Get
+    End Property
 End Class
 
 Namespace My

GUIs.ZooFlow/My Project/Settings.settings

@@ -24,5 +24,8 @@
     <Setting Name="IDBOBJID" Type="System.String" Scope="User">
       <Value Profile="(Default)" />
     </Setting>
+    <Setting Name="UserConfig_Prefix" Type="System.String" Scope="Application">
+      <Value Profile="(Default)">DEV</Value>
+    </Setting>
   </Settings>
 </SettingsFile>