#453 PostgreSQL - Views (#560)

* PostgreSQL initial commit of translation from SQL Server to PostgreSQL

* snake_case added.
set search path for schema.  schema qualified name no longer needed for creation and access of functions.

* Table DDL for PostgreSQL

* Rename User.sql to user.sql

* PostgreSQL views, 
snake_case column fix for user_create, 
rename of users.sql file to lowercase

src/Sql/PostgreSQL/Views/cipher_view.sql

@@ -0,0 +1,6 @@
+CREATE VIEW cipher_view
+AS
+SELECT
+    *
+FROM
+    cipher;