Update DEVELOP and README files

Include detailed command to copy the source files and simplify the steps
to run MTR tests as the test had been updated to start easier.

Indicate that Windows OS is not supported.

Contributing on behalf of my employer Amazon Web Services, Inc.

Author: HugoWenTD

DEVELOP.md

@@ -38,27 +38,9 @@ the tests accordingly.
 MySQL 8.0 to test audit plugin functionality with a single thread.
 
 ## Running test suite with mysql-test-run
-
-### Register test
-
-To register the audit plugin MTR test, add the following line to `/mysql-test/include/plugin.defs`:
-
-    server_audit    plugin_output_directory   no SERVER_AUDIT   server_audit
-
-### Load plugin
-
-To test the plugin, either install the plugin when executing the MTR test
-or [pre-load the
-plugin](https://dev.mysql.com/doc/refman/8.0/en/plugin-loading.html#server-plugin-installing-command-line)
-before the MTR starts.
-
-Server audit plugin test requires `test_plugin_server` to test the proxy
-use case. The test plugin `test_plugin_server` must be installed during the server start
-up, otherwise the proxy test case will fail.
-
-The [test case
-options](https://dev.mysql.com/doc/dev/mysql-server/latest/PAGE_TESTCASE_SPECIFIC_SERVER_OPTIONS.html)
-file `server_audit-master.opt` exists to facilitate this.
+```
+./mysql-test-run --suite=server_audit
+```
 
 ## Updating tests
 

README.md

@@ -30,10 +30,25 @@ possible, but adapts the plugin to use the MySQL 8.0 plugin API.
 To view the MySQL 5.7 compatible version, see the branch `mysql-5.7` in this
 repository.
 
+## Compatibility
+
+This plugin has been tested and verified on *Amazon Linux OS*
+https://aws.amazon.com/amazon-linux-2. It has not been tested on other operating
+systems and does not support Windows OS.
+
 ## Compilation
 
-Copy the contents of this repository on top of the sources or MySQL so it
-compiles as part of the MySQL build.
+Copy the plugin source code on top of the sources of MySQL using the following
+command so it compiles as part of the MySQL build:
+
+```
+rsync -av plugin/ <mysqlSourceFolder>/plugin/
+```
+
+mysql-test is optional unless you want to run MTR tests:
+```
+rsync -av mysql-test/ <mysqlSourceFolder>/mysql-test/
+```
 
 ## Installation