enables upsert for case and other objects with readonly name field (#846

)

add API version for 232, post CLCO (#845)

Add version 51.0. (#843)

[AppVersionUpgrade] Upgrade workbench (public) - Post 228 CLCO (#840)

Co-authored-by: Amihai <ahalevy@salesforce.com>

Add API version 49.0 (#834)

* Add API version 49.0

* Push changes for constants.php and defaults.php

Co-authored-by: Jon Hays <jonhays@salesforce.com>

Add API version 48.0 (#831)

* Add API version 48.0

* Update default to 47.0

Bump up of the version of config const as well (#827)

 Add support for API v46.0 (#810)

*  Add support for API v46.0

*  Add support for API v46.0, fix wsdl files

Update constants.php

Rename wsdls to follow conventions (#802)