Remove notice from docs

Author: edongashi

README.md

@@ -1,9 +1,3 @@
-# Important notice
-
-This is a pre-release version of the extension and is not intended for general use yet.
-It may be unstable and documentation is limited.
-If you have any questions, please contact us at [hello@open-diffix.org](mailto:hello@open-diffix.org).
-
 # PG Diffix
 
 `pg_diffix` is a PostgreSQL extension for strong dynamic anonymization. It ensures that answers to simple SQL queries are anonymous. For more information, visit the [Open Diffix](https://www.open-diffix.org/) website.

docs/admin_guide.md

@@ -1,9 +1,3 @@
-# Important notice
-
-This is a pre-release version of the extension and is not intended for general use yet.
-It may be unstable and documentation is limited.
-If you have any questions, please contact us at [hello@open-diffix.org](mailto:hello@open-diffix.org).
-
 # Configuration
 
 This document provides detailed information about the configuration, behavior and recommended usage of `pg_diffix`.

docs/admin_tutorial.md

@@ -1,9 +1,3 @@
-# Important notice
-
-This is a pre-release version of the extension and is not intended for general use yet.
-It may be unstable and documentation is limited.
-If you have any questions, please contact us at [hello@open-diffix.org](mailto:hello@open-diffix.org).
-
 # Admin tutorial
 
 This document provides an example on how to install and configure `pg_diffix` to expose a simple dataset

docs/analyst_guide.md

@@ -1,9 +1,3 @@
-# Important notice
-
-This is a pre-release version of the extension and is not intended for general use yet.
-It may be unstable and documentation is limited.
-If you have any questions, please contact us at [hello@open-diffix.org](mailto:hello@open-diffix.org).
-
 # Analyst guide
 
 This document describes features and restrictions of `pg_diffix` for users with anonymized access to a database.
@@ -12,7 +6,6 @@ mechanisms that Diffix Elm uses to protect personal data.
 
 ## Table of Contents
 
-- [Important notice](#important-notice)
 - [Analyst guide](#analyst-guide)
   - [Table of Contents](#table-of-contents)
 - [Access levels](#access-levels)