New feature: Monitor on start (#42)

* Implement monitor on start

* finish implementation of monitor on start

ObservatoryCore/UI/ViewModels/CoreViewModel.cs

@@ -56,6 +56,11 @@ namespace Observatory.UI.ViewModels
             
             tabs.Add(new CoreModel() { Name = "Core", UI = new BasicUIViewModel(new ObservableCollection<object>()) { UIType = Framework.PluginUI.UIType.Core } });
 
+            if (Properties.Core.Default.StartMonitor)
+            {
+                ToggleMonitor();
+            }
+
         }
 
         public void ReadAll()