sproc fixes

src/Sql/dbo/Stored Procedures/Collection_CreateWithGroups.sql

@@ -4,7 +4,7 @@
     @Name VARCHAR(MAX),
     @CreationDate DATETIME2(7),
     @RevisionDate DATETIME2(7),
-    @GroupIds AS [dbo].[GuidIdArray] READONLY
+    @Groups AS [dbo].[SelectionReadOnlyArray] READONLY
 AS
 BEGIN
     SET NOCOUNT ON
@@ -28,9 +28,9 @@ BEGIN
     SELECT
         @Id,
         [Id],
-        0
+        [ReadOnly]
     FROM
-        @GroupIds
+        @Groups
     WHERE
         [Id] IN (SELECT [Id] FROM [AvailableGroupsCTE])
 END

src/Sql/dbo/Stored Procedures/Collection_DeleteById.sql

@@ -4,6 +4,12 @@ AS
 BEGIN
     SET NOCOUNT ON
 
+    DELETE
+    FROM
+        [dbo].[CollectionGroup]
+    WHERE
+        [CollectionId] = @Id
+
     DELETE
     FROM
         [dbo].[Collection]

src/Sql/dbo/Stored Procedures/User_DeleteById.sql

@@ -48,6 +48,16 @@ BEGIN
     WHERE
         OU.[UserId] = @Id
 
+    -- Delete group users
+    DELETE
+        GU
+    FROM
+        [dbo].[GroupUser] GU
+    INNER JOIN
+        [dbo].[OrganizationUser] OU ON OU.[Id] = GU.[OrganizationUserId]
+    WHERE
+        OU.[UserId] = @Id
+
     -- Delete organization users
     DELETE
     FROM