Only org policy (#962)

* added OnlyOrg to PolicyType enum

* blocked accepting new org invitations if OnlyOrg is relevant to the userOrg

* blocked creating new orgs if already in an org with OnlyOrg enabled

* created email alert for OnlyOrg policy

* removed users & sent alerts when appropriate for the OnlyOrg policy

* added method to noop mail service

* cleanup for OnlyOrg policy server logic

* blocked confirming new org users if they have violated the OnlyOrg policy since accepting

* added localization strings needed for the OnlyOrg policy

* allowed OnlyOrg policy configuration from the portal

* used correct localization key for onlyorg

* formatting and messaging changes for OnlyOrg

* formatting

* messaging change

* code review changes for onlyorg

* slimmed down a conditional

* optimized getting many orgUser records from many userIds

* removed a test file

* sql formatting

* weirdness

* trying to resolve git diff formatting issues

util/Migrator/DbScripts/2020-10-14_00_OrgUserReadByUserIds.sql

@@ -0,0 +1,25 @@
+IF OBJECT_ID('[dbo].[OrganizationUser_ReadByUserIds]') IS NOT NULL
+BEGIN
+    DROP PROCEDURE [dbo].[OrganizationUser_ReadByUserIds]
+END
+GO
+
+CREATE PROCEDURE [dbo].[OrganizationUser_ReadByUserIds]
+    @UserIds AS [dbo].[GuidIdArray] READONLY
+AS
+BEGIN
+    SET NOCOUNT ON
+
+    IF (SELECT COUNT(1) FROM @UserIds) < 1
+    BEGIN
+        RETURN(-1)
+    END
+
+    SELECT
+        *
+    FROM
+        [dbo].[OrganizationUserView]
+    WHERE
+        [UserId] IN (SELECT [Id] FROM @UserIds)
+END
+GO