Org admin cleanup

- Added sproc to check if org admin for free org create
- Removed old proeprties not in user from org and subvault
- Added more cascade deletes

src/Core/Models/Api/Response/OrganizationResponseModel.cs

@@ -23,7 +23,6 @@ namespace Bit.Core.Models.Api
             BillingEmail = organization.BillingEmail;
             Plan = organization.Plan;
             PlanType = organization.PlanType;
-            PlanTrial = organization.PlanTrial;
             MaxUsers = organization.MaxUsers;
         }
 
@@ -33,7 +32,6 @@ namespace Bit.Core.Models.Api
         public string BillingEmail { get; set; }
         public string Plan { get; set; }
         public Enums.PlanType PlanType { get; set; }
-        public bool PlanTrial { get; set; }
         public short MaxUsers { get; set; }
     }
 

src/Core/Models/Api/Response/OrganizationUserSubvaultResponseModel.cs

@@ -18,13 +18,11 @@ namespace Bit.Core.Models.Api
             Name = details.Name;
             SubvaultId = details.SubvaultId.ToString();
             ReadOnly = details.ReadOnly;
-            Admin = details.Admin;
         }
 
         public string Id { get; set; }
         public string Name { get; set; }
         public string SubvaultId { get; set; }
         public bool ReadOnly { get; set; }
-        public bool Admin { get; set; }
     }
 }

src/Core/Models/Api/Response/SubvaultUserResponseModel.cs

@@ -23,7 +23,6 @@ namespace Bit.Core.Models.Api
             Type = subvaultUser.Type;
             Status = subvaultUser.Status;
             ReadOnly = subvaultUser.ReadOnly;
-            Admin = subvaultUser.Admin;
         }
 
         public string Id { get; set; }
@@ -34,6 +33,5 @@ namespace Bit.Core.Models.Api
         public OrganizationUserType Type { get; set; }
         public OrganizationUserStatusType Status { get; set; }
         public bool ReadOnly { get; set; }
-        public bool Admin { get; set; }
     }
 }