Fix for non english systems

Fix for non english systems

Json parsing update

Updated the way the JSON is parsed to cope with recent changes. Removed the legacy "Textcompletion" endpoint from the classes to reduce the amount of code in the class.

Minor changes

Minor changes to add more error handling to the external file retrieval for an API Key

Updated tests

Minor amendments and corrections to the test module
Main OpenAI class has a new method to allow calling methods to pause operation for a given number of milliseconds

Updated Release

Added support for different MSXML types when querying OpenAI API from VBA.

Updated Release

Added DALL-E support

First Release

First Release