improved file upload, enhanced module installation from Nuget to support upgrades, added ability to upgrade the framework from Nuget, completed isolated multitenancy and site alias management, created IPortable interface for importing data into modules, added default content to initial installation

Oqtane.Client/Services/Interfaces/IInstallationService.cs

@@ -1,5 +1,4 @@
 using Oqtane.Models;
-using System.Collections.Generic;
 using System.Threading.Tasks;
 
 namespace Oqtane.Services
@@ -8,5 +7,6 @@ namespace Oqtane.Services
     {
         Task<GenericResponse> IsInstalled();
         Task<GenericResponse> Install(string connectionstring);
+        Task<GenericResponse> Upgrade();
     }
 }