public UpdatePluginFolderCommand(PluginTreeModel pluginTreeModel, string pluginFolder, string folder, 
     IEventAggregator eventAggregator)
 {
     this.folder = folder;
     this.eventAggregator = eventAggregator;
     PluginTreeModel = pluginTreeModel;
     PluginFolder = pluginFolder;
 }
 public ComparePluginsCommand(PluginTreeModel sourcePlugins, PluginTreeModel targetPlugins)
 {
     this.sourcePlugins = sourcePlugins;
     this.targetPlugins = targetPlugins;
 }