Added dialog system

Added surface delete

src/Artemis.Core/Plugins/Models/PluginSettings.cs

@@ -1,7 +1,6 @@
 using System.Collections.Generic;
 using System.Linq;
 using Artemis.Storage.Entities;
-using Artemis.Storage.Repositories;
 using Artemis.Storage.Repositories.Interfaces;
 using Newtonsoft.Json;
 
@@ -28,7 +27,7 @@ namespace Artemis.Core.Plugins.Models
             var settingEntity = new PluginSettingEntity {Name = name, PluginGuid = _pluginInfo.Guid, Value = JsonConvert.SerializeObject(defaultValue)};
             _pluginSettingRepository.Add(settingEntity);
             _pluginSettingRepository.Save();
-             
+
             _settingEntities.Add(name, settingEntity);
             return new PluginSetting<T>(_pluginInfo, _pluginSettingRepository, _settingEntities[name]);
         }